Adaptive immunity has the ability to target cells of the body that are infected with pathogens, while also responding to any pathogens that are free in the blood or interstitial fluid of the body.
When do macrophages consume pathogens?Alerting the immune system to microbial invasion is another job that macrophages do. A macrophage that has consumed a microbe displays an antigen—a protein that alerts a related T helper cell to the presence of the antigen—on its cell surface.
What transpires when a phagocyte consumes a pathogen?Phagocytes are a specific type of cell that can take in and occasionally digest foreign substances like bacteria, carbon, dust, or dye. By creating a vacuole around the foreign particle and expanding its cytoplasm into pseudopods (cytoplasmic appendages that resemble feet), it engulfs foreign objects.
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please please please helpppppppppppppppppppp
Answer:
d
Explanation:
longitudinal
please give me brainlist
Arrange the steps used to create a subunit, or piggyback, vaccine in the correct order, beginning with the first step at the top.Recombinant DNA is inserted into the harmless virus, and many copies of the recombinant virus are produced DNA is extracted from a pathogenic virus, and a gene encoding a surface protein of the virus is isolatedThe harmless virus with recombinant DNA is injected into the human body Antibodies to the pathogenic virus' surface protein are made, and immunity is developedDNA from a harmless virus is extracted and cleaved, and the surface protein gene from the pathogenic virus is combined with the harmless DNA
The correct steps to create a subunit or vaccine are:
DNA is extracted from a pathogenic virus, and a gene encoding a surface protein of the virus is isolatedDNA from a harmless virus is extracted and cleaved, and the surface protein gene from the pathogenic virus is combined with the harmless DNA.Recombinant DNA is inserted into the harmless virus, and many copies of the recombinant virus are produced.The harmless virus with recombinant DNA is injected into the human body.Antibodies to the pathogenic virus' surface protein are synthesized, and immunity is developed.Vaccine is a medicated preparation that protects the body from harmful pathogens. It does so by enhancing the immune system of an organism against the disease caused by the pathogen.
Antibodies are the part of immune system produced naturally as a result of infection in the body. There function is to protect the body against the invaders.
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What is proactive interference as it relates to memory?
A disruption to memory that occurs when there are no contextual clues available
A disruption to memory that occurs when someone is in a different mental state
A disruption in memory that occurs when new information impacts old memories
A disruption in memory that occurs when old information impacts new memories
A disruption in memory that occurs when old information impacts new memories is proactive interference as it relates to memory. So, the correct option is (D).
What is Proactive interference?Proactive interference theory is the type of theory regarding human memory that occurs in learning. The assumption is which memory encoded in long-term memory is forgotten and cannot be retrieved in short-term memory because either memory can interfere with the other.
This occurs when old memories interfere with the retrieval of new memories. Because older memories are often better rehearsed and more strongly cemented into long-term memory, it becomes easier to recall previously learned information rather than recently learned information.
Proactive interference is pro-forward which occurs when we are unable to learn a new task because of an old task that has already been learned.
Thus, a disruption in memory that occurs when old information impacts new memories is proactive interference as it relates to memory. So, the correct option is (D).
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which of the following is not one of the accessory organs for digestion? a. spleen b. pancreas c. liver d. gallbladder
Among the following, (a) the spleen is not one of the accessory organs for digestion.
The digestive system is made up of the digestive tract as well as the organs that are accessory to it. The oral cavity, pharynx, esophagus, stomach, small intestine, and large intestine are all parts of the digestive system, sometimes known as the gastrointestinal tract. Teeth and the tongue are examples of accessory organs, as are glandular organs including the salivary glands, liver, gallbladder, and pancreas. Other accessory organs include the pancreas.
While the spleen's primary job is to defend the body against any pathogens that may have entered the bloodstream. It maintains a constant quantity of blood cells throughout the body. The spleen is responsible for regulating the number of platelets, red blood cells, and white blood cells in the blood. So the correct option is A.
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Match the correct statement with the antibody type to test your understanding of structure and functions of antibodies
A.) Most prevalent antibody in circulation
B.) Dimer that is a significant component of mucus and secretions
C.) Pentameric in circulation
D.) Main function is to serve as antigen receptor on B-cell surface
E.) Mediates allergic responses
1.) IgM
2.) IgA
3.) IgE
4.) IgD
5.) IgG
The proteins that make up antibodies are Y-shaped and are also known as immunoglobulins. When any pathogen infects the body, the antibody is created. The five main categories of antibodies
What types of antibodies are there?
The immune system creates an antibody when it detects harmful substances, also known as antigen. Antigens include substances and microorganisms (bacteria, fungi, parasites, and viruses).
Where can one find antibodies?
Immunoglobulins and antibodies
Blood, as well as other tissues and other fluids, include immunoglobulins. They are created by the immune system's plasma cells, which are descended from B cells. When a certain antigen binds to the surface of an antibody, B cells in the immune system are activated and develop into plasma cells.
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different terms are used to denote the epidemiology of disease. match each term with the correct scenario.
Endemic: A disease that is constantly present in a certain region or population. For example, malaria is endemic in certain parts of Africa.
Epidemic: A higher-than-normal occurrence of a disease in a region or population for a limited period of time. For example, a flu epidemic occurs when more cases of the flu are reported than usual.
Outbreak: A sudden increase in the number of cases of a disease in a particular region or population. For example, an outbreak of E. coli occurred in a certain region recently.
Pandemic: A worldwide occurrence of a disease. For example, the 2009 H1N1 influenza pandemic affected people all over the world.
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In 1972, E. Eisen et al. (Genetics 72:129-142) conducted experiments in which they continuously selected for increased 12-day litter weight in a population of mice. They observed that the litter weight steadily increased but leveled off after 17 generations. Eisen et al. then began reverse selection by selecting for decreased 12-day litter weight starting with one of the generation-17 families. This group began immediately to respond to selection as the weight dropped 4.8 g after one generation and 7.3 g after five generations. Based on the results of the reverse selection, what is the most likely explanation for the leveling off of 12-day litter weight in the original population? A. Genetic selection plateau B. Physiological selection plateau C. Transgressive segregation D. Overdominance E. Heterosis
The most likely explanation for the leveling off of 12-day litter weight in the original population is option C. Transgressive segregation.
Eugene Eisen chose for an expanded 12-day litter weight in a populace of mice. The 12-day litter weight expanded consistently, however at that point evened out off after 17 ages of mice. Then, at that point, he took one group of mice from the 17 ages and chose for a diminished 12-day litter weight. The gathering promptly answered the choice.
The justification behind the evening out off of multi day litter weight in the first populace may be as per the following. The decay of hereditary variety after 17 ages. There is plausible that the outrageous litter weight was achieved and in this way there is no opportunities for the further expansion in the chose quality.
There may be differentiating choice, which was going against any further expansion in weight of the litter. The consequence of converse determination shows prompt outcomes. This is because of hereditary variety. Contradicting determination would be the most plausible support for this situation. Along these lines the outcome for evening out off of multi day litter weight in the first populace is contradicting determination.
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As planets solidify after their initial, formation they give off gases. If they have a strong enough gravitational field, they may hold onto some gases and form an atmosphere. Genreally, the stronger the gravity the thicker the atmosphere. Which of the following planets shold have the thickest atomsphere
The planet Y is the planet that should have the thickest atmosphere. Option C
What determines the thickness of the atmosphere?As a result, the gravity of a particular planet determines whether the atmosphere is thick or thin. For instance, Jupiter's atmosphere is significantly thicker than Earth's because Jupiter's gravity is 318 times stronger than Earth's.
A layer's mean temperature and water vapor path are strongly connected to its atmospheric thickness, which is measured as the vertical distance between 500 and 1000 mb pressure surfaces. As a result, atmospheric thickness directly affects downwelling longwave radiation and snowmelt.
As can be seen in this artist's depiction of a gas giant growing in the disk around the star, larger planets, like gas giants, then draw more gas from their surroundings into dense atmospheres.
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As planets solidify after their initial formation, they give off gases. If they have a strong enough gravitational field, they may hold onto some gases and form an atmosphere. Generally, the stronger the gravity, the thicker the atmosphere. MASSES OF SOME PLANETS Mass (kg) 3.30 x 1023 5.97 х 1024 5.68 x 1026 8.68 x 1025 Planet Y Which of the following planets should have the thickest atmosphere? (SC.8.E.5.4) a. W b. X C. Y d.
if a clade of organisms approaches the diversity equilibrium, k, which of the following might occur? A. Diversification will approach zero. B.The number of taxa will stabilize. C.Speciation rate will decline. D.Extinction rate will increase E. ny of these could occur near diversity equilibrium
An organism clade is getting close to the diversity equilibrium. The following might happen Eventually, diversification will be nil.
What makes it an organism?An entity with life is referred to as an organism. In essence, molecules make up both living things and non-living things. A living entity, however, may be distinguished from an inanimate object by its distinguishing traits. For instance, a cell or several cells make form an organism.
Do living things exist?An organism is a form of life that is capable of reproduction: The ability to duplicate oneself is one of the traits of organisms, but this trait is shared by many other biological entities as well, including cells, DNA, organelles, and even even communities.
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Complete a phylogenetic tree of Bilateria that includes the ten phyla of bilaterians. Label each branch that leads to a phylum with a C, H, HC, or N, depending on whether members of the phylum have a coelom only (C), hemocoel only (H), hemocoel and reduced coelom (HC), or no body cavity (N). Drag the appropriate labels to their respective targets. Labels can be used once or more than once. Reset Help с Echinodermata Deuterostomia Chordata N - Platyhelminthes N Lophotrochozoa Syndermata H Ectoprocta HC Brachiopoda
Complete a phylogenetic tree of Bilateria that includes the ten phyla of bilaterians are (C) echinodermata to (HC) arthropoda.
A phylogenetic tree is a branching diagram or a tree showing the evolutionary relationships among various biological species or other entities primarily based upon similarities and differences in their physical or genetic characteristics. All life in the world is part of a single phylogenetic tree, indicating commonplace ancestry.
(C) echinodermata
(C) chordata
(N) platyhelminthes
(H) syndermata
(C) ectoprocta
(C) brachiopoda
(HC) mollusca
(C) annelida
(H) nematoda
(HC) arthropoda
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Short segments of newly synthesized DNA are joined into a continuous strand by
ligase
Short segments which is newly synthesized DNA and have joined a continuous strand by using ligase.
The DNA ligase enzyme joins these tiny fragments of newly manufactured DNA, which are known as Okazaki fragments after their discoverer. This results in the formation of a complete new DNA strand. Okazaki fragments are the brief pieces of freshly synthesized DNA that serve as the foundation for the lagging strand.
The DNA helicase separates the strands while the primase and polymerase must continuously stop and start since they travel in the opposite direction of the fork. Once the pieces have been created, DNA ligase joins them together to form a single, continuous strand. Okazaki fragments are brief pieces of DNA that have undergone replication. The lagging strand, which is made of Okazaki fragments, is a kind of DNA. The DNA ligase enzyme joins these pieces together.
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Correct Question:
Short segments of newly synthesized DNA are joined into a continuous strand by _____.
label the structures associated with taste (tongue, papillae, and taste bud) by clicking and dragging the labels to the correct location.
The options of the different parts of the tongue and the taste buds are correctly located in the attached image.
What are taste buds?Taste buds are sensory receptors located on the tongue which will receive taste sensations. These taste sensations will be picked up by structures located in its apical part called cilia. These will capture 5 types of flavors, among those are sweet, salty, bitter, acid and umami.
But the sensations will not only be received through the tongue but also smell will collaborate since the substances we consume will release chemical substances that will be received through the olfactory receptors. These will send the information to the brain and there will process all the information received to have the correct description of the food consumed.
There are different types of taste buds: goblet, fungiform, filform, foliate papillae.
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sort the statements into the appropriate bins depending on whether they represent factors that varied from participant to participant at the start of this study, factors that were consistent from the start of the study, and factors that were measured in the study.
Factors that were consistent from the start of the study, and factors that were measured in the study. Factors that varied from the start of the study: smoking status, total food intake, % of different types of fats eaten, activity level
Factors kept consistent: sex of participant
Outcome: number of non-fatal heart attacks, deaths from coronary heart disease
For the Psychonomic Society, Springer Science+Business Media publishes Learning & Behavior, a quarterly peer-reviewed scientific magazine. The publication was started in 1973 under the name Animal Learning and Behavior, and it was given its current name in 2003. [1] Jonathan Crystal is the editor-in-chief at the moment, having previously been Abram Amsel (Indiana University). The journal publishes studies on the basic mechanisms that underlie animal learning and behaviour (including humans).
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Sharks, whales, and dolphins share similar features such as body shape and the position of fins. However, sharks have gills for breathing, while
whales and dolphins have lungs. These differences indicate that the organisms share a common ancestor for
Whales also possess a vestigial pelvic bone. The presence of the pelvis bone may indicate that whales
Sharks are a part of the elasmobranch family, which incorporates sharks, rays, skates, and sawfish, at the same time dolphins, are a part of the cetacean family, which incorporates toothed and baleen whales, in addition to porpoises.
What is common between shark and dolphin?Both sharks and dolphins commonly have what's known as counter shading in which their bellies are lighter than their backs, which is a beneficial manner to combo into the marine environment. Dolphins and sharks each have dorsal fins on their backs, pectoral fins on their sides, and a tail. Therefore it is clear that it sharks a common ancestor.
Streamlined our bodies and fins offer a huge gain for them, permitting them to swim faster. We recognize that dolphins and sharks aren't carefully related and that they did not inherit their comparable frame shapes from a not unusual place ancestor. Their streamlined bodies, dorsal fins, and flippers are the end result of convergent evolution.
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Drag and drop the labels to put the events of the primary and secondary immune responses in the correct order Some labels may be used more than once. Primary immune response:
Secondary immune response: [Labels]
New pathogen enters body. Macrophages engulf pathogen Macrophages display pathogen antigens Helper T cells bind to pathogen antigens Interleukins are released. Cytotoxic T cells and B cells are activated Antibodies and memory cells are produced Pathogens are destroyed. Pathogen with familiar antigens enters the body. Memory B cells and T cells bind to pathogen antigens.
The events of the primary and secondary immune responses in the correct order are as follows -
Primary immune response -
1. New pathogen enters the body.
2. Macrophages engulfs the pathogen.
3. Macrophages display pathogen Antigens.
4. Helper T cells bind to pathogen Antigens.
5. Interleukins are released.
6. Cytotoxic T and B cells are activated.
7. Antibodies and memory cells are produced.
8. Pathogen are destroyed.
Secondary immune response -
1. Pathogen with familiar antigens enters the body.
2. Memory B cells and T cells bind to pathogen
3. Cytotoxic T cells and B cells are activated.
4. Pathogens are destroyed.
An immune response is a reaction which occurs inside an organism for the purpose of protecting towards foreign invaders. those invaders include a wide variety of different microorganisms such as viruses, parasites, and fungi which can purpose severe problems to the health of the host organism if not cleared from the frame.
There are two wonderful aspects of the immune response, the innate and the adaptive, which collectively defend against pathogens. The innate branch—the body's first reaction to an invader—is understood to be a non-unique and quick reaction to any form of pathogen. Components of the innate immune response encompass bodily barriers just like the skin and mucous membranes, immune cells together with neutrophils, macrophages, and monocytes, and soluble elements which includes cytokines and complement.
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What type of hormones affect plant growth and the development of fruits and seeds?
a.auxin
b. gibberellin
c. ethylene
d. cytokinin
b. gibberellin is the type of hormone that affects plant growth and the development of fruits and seeds.
Gibberellins are a class of plant hormones that play an important role in plant growth and development. They are involved in many processes, including the elongation of stems and roots, the formation of flowers and fruits, and the germination of seeds. Gibberellins are also involved in the regulation of other hormones, such as auxins and cytokinins.
Other types of hormones that affect plant growth and development include auxins, which are involved in the regulation of cell growth and differentiation, and cytokinins, which promote cell division and the growth of roots and shoots. Ethylene, another plant hormone, is involved in the ripening of fruits and the response to stress.
megan underwent surgery for a tumor that damaged the primary motor cortex on her left hemisphere. we can expect that megan will
Laugh out loud when someone makes a funny joke, yet I can't make myself grin for a picture.
When you hear someone laughing behind you, you usually imagine them talking on the phone or laughing with a friend while grinning and feeling cozy inside.
Most likely, just hearing the laughter will make you grin or perhaps laugh along with them. However, picture the individual who is laughing simply strolling by themselves down the street or sitting behind you at a funeral. It suddenly seems less appealing.
In actuality, laughter isn't always a good thing or healthy. Science has identified several different varieties of it, including diseased, simulated (false), stimulated (for instance, by tickling), produced (by medications), and genuine and spontaneous.
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which of the following claims is best supported by the data in the table? responses the european toad is a k -selected species because it has a type iii survivorship curve.
K-selected species is one that produces few offspring per reproductive event, and the black rhino is one of these.
Because there are fewer Type 1 offspring and they receive more parental care, they have a greater survival rate, which increases the likelihood that they will live to adulthood before passing away.
Type 1 displays a curve where the majority of people die off as they get older. Due to the time and energy required for parental care, which results in their species dying out at an advanced age, this curve depicts the reproductive behavior of K-selected species.
Women started having children later in life as a result of more options for education.
Lengthy gestation durations of many months, slow maturation (and hence prolonged parental care), and long life spans are traits of K-selected species.
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some antibiotics fail to kill/inhibit a pathogen simply because the microbe is naturally (intrinsically) resistant to it.
Some antibiotics fail to kill/inhibit a pathogen simply because the microbe is naturally (intrinsically) resistant to it is true.
Bacteria use pumps embedded in their cell walls to remove antibiotics that enter the cell. Fluoroquinolones, beta-lactams, chloramphenicol, and trimethoprim are among the key antibiotics that some Pseudomonas aeruginosa bacteria may expel from their bodies.
The targets that antibiotics connect to are absent from viruses because they lack metabolic activity. Instead, antiviral drugs that target particular phases of the viral replication cycle must be used to treat viruses.
The overuse, misuse, and ineffective infection control of antibiotics all increase the emergence of antibiotic resistance.
Your body does not develop antibiotic resistance. False. When bacteria change, an antibiotic that was formerly used to cure them becomes useless. This is called antibiotic resistance.
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Gross Internal Anatomy of the Pig or Sheep Kidney 3 Match the appropriate structure in column to its description in column A. (Some responses may be used more than once Column A Column B cortex 1 smooth membrane clinging tightly to the kidney surface cortex
2. portion of the kidney containing mostly collecting ducts medulla 3.portion of the kidney containing the bulk of the nephron structures calyx 4. superficial region of kidney tissue renal column 5. basinlike area of the kidney, continuous with the ureter fibrous capsule 6. an extension of the pelvis that encircles the apex of a pyramid renal pelvis 7. area of cortexlike tissue running between the renal pyramids
The gross internal anatomy of the pig or sheep kidney includes the fibrous capsule, cortex, renal column, medulla, renal pelvis, and calyx. Each of these components serves an important role in the functioning of the kidney and in the process of urine production and transport.
The gross internal anatomy of the pig or sheep kidney consists of a variety of important structural components. The most superficial layer is the fibrous capsule, a smooth membrane clinging tightly to the kidney surface. Underneath the fibrous capsule is the cortex, a portion of the kidney containing mostly collecting ducts. The cortex is separated from the medulla by a thin line of cortexlike tissue known as the renal column that runs between the renal pyramids. The medulla is the portion of the kidney containing the bulk of the nephron structures, such as the loop of Henle and distal convoluted tubule.
The renal pelvis is an extension of the pelvis that encircles the apex of a pyramid and is continuous with the ureter. The renal pelvis is the basinlike area of the kidney that collects the urine from the nephrons and transports it to the ureter.The calyx is the area of cortexlike tissue located at the base of the renal pyramid. The calyx is responsible for collecting urine from the nephrons and transporting it to the renal pelvis.
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Chordates all possess at least during embryological development, which of these features? Select all that apply A) a notochord B) a dorsal nerve cord C) a postanal tail D) a bony skeleton E) jaws
At least throughout embryological development, all chordates have a postanal tail, a notochord, and a dorsal nerve cord.
Do all Chordata possess intelligence?Only vertebrates have a fully formed brain. In chordates, the proximal tip of the primary nerve cord is expanded to at least resemble a brain. The larvae of tunicates contain light-sensitive vision organs and gravity-sensitive sense organs.
What role does a chordate play?Respiration. In cephalochordates and tunicates, a primitive vertebrate gill is present, which aids in both eating and breathing. Even though the movement is now created by muscles rather than cilia, the terrestrial gill may still play some part in feeding.
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the spinoreticular, spinomesencephalic, and ____ tracts make up the anterolateral system.multiple choice question.
The spinoreticular, spinomesencephalic, and spinothalamic tracts make up the anterolateral system.
The midbrain is where several projection systems from the spinomesecephalic tract terminate. The cells of the spinomesecephalic tract are distributed throughout the spinal cord similarly to how the cells of the spinothalamic tract are.
Ascending channels in the spinal cord's white matter include the spinoreticular tract and the lateral spinothalamic tract. The reticular formation is the first stop along the way from the spinal cord to the thalamus.
A longitudinal network of ascending fibers known as the spinothalamic and spinoreticular tracts carries sensory information, such as pain, itch, temperature, tactile sensations, and proprioceptive information, to the brain from the opposite side of the body.
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FILL IN THE BLANK. In Mendel's monohybrid cross of purple-flowered and white-flowered peas, all members of the F1 generation had the __________ phenotype because their genotype was __________ at the flower-color locus.
In Mendel's monohybrid cross of purple-flowered and white-flowered peas, all members of the F1 generation had the Purple flowered phenotype because their genotype was heterozygous at the flower-color locus.
Two organisms that have different variations at the same genetic locus are combined to form a monohybrid cross. In a monohybrid cross, two or more mutations at a single gene locus control the character(s) under examination. To carry out such a cross, each parent is chosen to be homozygous or true breeding for a specific trait (locus). The monohybrid ratio, also known as the distribution of second-generation (F2) offspring, is often used to determine if a cross qualifies as a monohybrid cross.
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A Sickle Cell Anemia Detection Simulation: PCR, Restriction Enzyme Digest, and Electrophoresis In this activity, the genotyping of a newborn baby will be simulated with respect to the sickle cell mutation. Does the baby have a wild-type beta-globin gene, a mutation on one allele (carrier), or a mutation on both alleles (homozygous)? Known samples of wild-type and homozygous mutant beta globin will be used for comparison. 1. Write down the known partial DNA sequence for the wild-type beta-globin gene as seen below. This sequence represents the portion of the beta-globin gene that has been amplified using PCR. Typically, amplified sequences will be longer than this example. and some restriction enzymes need longer sequences to function. However, for ease in this activity, the sequences are short. Wild-type: 5' CTG ACT CCT GAG 3: 3' GAC TGA GGA CTC 5' 2. Beside the wild-type sequence, write the DNA sequence for the known mutation associated with sickle cell anemia. Tanio 2 Homorygous mutant: 5' CTG ACT CCT GTG
3 ′3' GAC TGA GGA CAC 5' 3. Determine the recognition site and cleavage pattern of Dde 1 by referring to the restriction enzyme table provided in the background section (see Table 1). Remember that the
The individual will suffer from sickle cell anemia, when both beta-globin gene has mutation. DNA sequence for the wild-type beta-globin gene is 3' GAC TGA GGA CTC 5' . In mutation codon CTC changes into CAC in mutant gene.
The normal individual gene coding for the beta-globin gene 5' CTG ACT CCT GAG 3 and 3' GAC TGA GGA CTC 5'. The mutation changes DNA sequence into ′3' GAC TGA GGA CAC 5'. The recognition sites of the Dde1 enzyme is CTGAG on both strand. The cleaving site for this enzyme will be TGAG on 5' CTG ACT CCT GAG 3 and GACT on 3' GAC TGA GGA CTC 5' strand.
A mutant form of hemoglobin, known as hemoglobin S, is the root cause of the hereditary condition known as sickle-cell anemia (HbS). The main cause of sickle cell disease (SCD), which results in severe morbidity and mortality, is the substitution of valine for glutamic acid in hemoglobin molecules.
Hence, sickle cell anemia is caused due to single amino acid changes in beta globin chain.
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it is not possible to target fungal cytoplasmic membranes because fungi are eukaryotes, so medications affecting fungal membranes would also target human cell membranes. True or false
False. While medications that target fungal cell membranes may have some effect on human cells, the effects on human cells are usually much less than the effects on fungal cells.
The Importance of Understanding Fungal Cell Membranes for Effective Medication TreatmentFungal infections can be very difficult to treat due to their ability to rapidly adapt to different environments. Unlike bacterial infections, which can be treated with antibiotics, treating fungal infections requires medications that target the fungal cell membrane. Unfortunately, due to the complexity of fungal cell membranes, developing effective medications is often a challenge. Understanding the structure and composition of fungal cell membranes, as well as their differences from human cell membranes, is essential for the development of effective medications.
The cell membrane is a selectively permeable barrier composed of lipids, proteins, and carbohydrates that encases and protects the cell. Fungal cell membranes are composed of sterols, glycoproteins, and fatty acids, which are similar to the components found in human cell membranes.
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which of the following is the best example of gene flow? group of answer choices genes are shuffled by chromosomal crossing over during meiosis. wind blows pollen from one population of plants to another and cross-fertilization occurs. a polyploid plant develops because of an error in mitosis. an earthquake results in the formation of a canyon, dividing a population of toads.
The best example of gene flow among the following is that the (b) wind blows pollen from one population of plants to another and cross-fertilization occurs.
In higher plants, cross-fertilization occurs when pollen grains from one plant's cones or flowers are transmitted to another plant's cones or flowers that are producing eggs. Cross-pollination can take place via wind, as it does in conifers, or by symbiotic partnerships with various creatures (such as bees, certain birds, and bats) that spread pollen while consuming nectar from one plant to another.
Animals use a wide variety of cross-fertilization techniques. The majority of animals that reproduce in watery situations externally fertilise after both the male and female have lost their sex cells into the water.
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1. Based on your observations from the termite experiment, do you think sample size (the
number of individuals/organisms in a study) is important? Explain your answer by
providing two reasons. (3 pts)
2. State one new thing you learned about conducting the termite experiment. This can be
anything. (1 pt)
3.
Using only the information from your laboratory manual, create a chart to compare and
contrast the following organisms: archaebacteria and plants. - Include comparisons
such as cell type, cell size, motility (movement, if known), habitat (where they can be
found), whether they are heterotrophs or autotrophs (see Chapter 36 for definitions) and if
they have medicinal importance (simply just state yes or no). (6 pts)
Based on the observation from the termite experiment I think the sample size number of individuals in a study is important.
What is sample size?Sample size determined is a act of choosing the number of observation in a statistical sample.
so in this question they asked best on your observation from the termite experiments. Do you think sample size? There are any number of individuals- organism that in a story is the important, explained were answered by providing 2 reasons as because as it is because you want to make the you want to make sure that there are enough to the know organisms to gather of data from data from your want 1 to be the Control by variable you want to be there are controlled variable.
Another reason it matters is that is not all organisms, by all the organisms are there same, are the same of and do not always by and not as the at. In the same way, too therefore, the data you are collect- the data ucalyte will be not be the same, that is the reaction that d to the fact that they're do not all react. Do not all react. The same way.
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A mutation in GLUT4 changes the Kt value from 5mM (wild type) to 3mM (mutant). The velocity of glucose entry into a mutant cell would be higher than a cell expressing the wild type version of a blood glucose concentration of 5mM.
True
It is true to say that a GLUT4 mutation reduces the Kt value from 5mM (wild type) to 3mM. (mutant). The rate of glucose entry into a mutant cell at a blood glucose concentration of 5 mM would be faster than into a cell expressing the wild type form.
A gene on chromosome 17 codes for GLUT 4, a protein that transports genetically encoded glucose and is found in adipocytes, skeletal muscle, and cardiac muscle. It has a 5 mm Km for glucose. The majority of GLUT 4 is stored in intracellular vesicles when there is not a sufficient stimulation.
We created transgenic mice that produce large quantities of the GLUT4/muscle-fat specific facilitative glucose transporter in a tissue-specific way to better understand the physiological function of this protein in controlling glucose homeostasis. Examining two different founder lines revealed that high-level GLUT4 protein expression markedly decreased fasting glucose levels in comparison to wild-type mice (around 130 mg/dl) by about 70 mg/dl.
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Correct Question:
A mutation in GLUT4 changes the Kt value from 5mM (wild type) to 3mM (mutant). The velocity of glucose entry into a mutant cell would be higher than a cell expressing the wild type version of a blood glucose concentration of 5mM. State True or False
at the onset of a bout of exercise, tissue (click to select) levels briefly increase due to elevated aerobic respiration.
At the onset of a bout of exercise, tissue carbon dioxide levels briefly increase due to elevated aerobic respiration.
Your body needs more oxygen and creates more carbon dioxide while you exercise because your muscles are working harder. Your breathing must rise from about 15 times per minute (12 litres of air) at rest to between 40 and 60 times per minute (100 litres of air) during exercise in order to meet this additional demand.
Increased gas exchange at the lungs occurs as a result of aerobic energy production in muscles because more oxygen and carbon dioxide are taken in. These metabolic gases are transported to and from your tissues by your blood.
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Q.In the recognition of the microbes by
innate immunity, pathogen recognition receptor
recognize which one of the following?
a.C3b receptor
b.Fc receptor
C.KAR
d.KIR
e.Pathogen associated molecular pattern (pamp).
Answer:
E. Pathogen-associated molecular pattern (PAMP)
Explanation:
By binding to PAMP, PRRs can produce immunoprotective effects.
It was proposed by Janeway in 1990s.