Answer:
umm..ok..hope these will help you..
Left hemisphere Left hemisphere Right cerebral hemisphere Left hemisphere Right cerebral hemisphere The frontal lobeLeft hemisphere Right cerebral hemisphere The frontal lobeOccipital lobeAnswer:
left
tight
frontal
occipital
Explanation:
Most of the molecules that determine blood types in humans are ______ embedded in the plasma membrane of red blood cells with attached ______ that extend from the cell surface.
Most of the molecules that determine blood types in humans are proteins embedded in the plasma membrane of red blood cells with attached sugars that extend from the cell surface.
What is the plasma membrane?The fluid mosaic model, which is the presently accepted explanation for the composition of the plasma membrane, was originally put forth in 1972. Although this model has changed over time, it still offers a reasonable fundamental explanation of the structure and function of membranes in many different cells.
The plasma membrane is a mosaic of elements, primarily phospholipids, cholesterol, and proteins, that move fluidly and freely in the plane of the membrane. In other words, a membrane diagram only represents a moment in a dynamic process where proteins and phospholipids are continuously slipping past one another.
Blood type in humans: A positive, A negative, B positive, B negative, AB positive, AB negative, O positive, and O negative are the eight primary blood types. Your Rh type is indicated by the positive and negative (once called Rhesus). There are 34 other recognized blood types, often known as blood group systems, in addition to ABO and Rh.
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The ________ of the embryo develops into nephrons. pronephros mesonephros metanephric mesoderm metanephros ureteric bud
Metanephric mesoderm
The metanephric mesoderm of the embryo develops into nephrons.
The ureteric bud is limited to developing the renal collecting system, while the metanephric mesoderm is committed to differentiating into nephrons.
What are nephrons?
The fundamental structural and operational unit of the kidney is the nephron. They are a tiny structure made up of renal tubules and corpuscles.
Each human kidney contains millions of nephrons. The length of the mammalian nephron, which ranges from 35 to 55 mm, is long and tube-like in shape. The tube is closed, folded, and inflated at one end to form the Bowman's capsule, also known as the renal corpuscular capsule, which houses the glomerulus, a collection of tiny blood arteries. The renal corpuscle is made up of the glomerulus and this capsule combined.
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Part A: ask questions
Answer:
Asking questions is a uniquely powerful tool for unlocking value in organizations: It spurs learning and the exchange of ideas, it fuels innovation
Explanation:
why is international employment important? how does it help in improving the economical condition of a country?
Answer:
it promotes international cohesion
Explanation:
through international employment they learn how to work together hence they get used to work together
Describe the structure and function of the “old brain” and its influence on behavior
Answer:
The old brain—including the brain stem, medulla, pons, reticular formation, thalamus, cerebellum, amygdala, hypothalamus, and hippocampus—regulates basic survival functions, such as breathing, moving, resting, feeding, emotions, and memory.
Explanation:
The clade Ecdysozoa includes ________ phyla, of which you will be observing only two in this week's lab.
8
The clade Ecdysozoa includes 8 phyla.
What are the phyla in clade Ecdysozoa?The clade Ecdysozoa incudes 8 phyla, which are the following:
ArthropodaOnychophoraTardigradaKinorhynchaPriapulidaLoriciferaNematodaNematomorphaEcdysozoans are most known for their cuticle, a thick yet flexible exoskeleton that shields these creatures from predators, water loss, and other elements of their environment. As they develop, all individuals in this superphylum molt or shed their cuticle on occasion. They produce a fresh cuticle after molting that will protect them until their subsequent growth phase. Ecdysis, from which the name of the superphylum is derived, is the act of molting and replacing the cuticle.
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______ are found in the
motor cortex.
A. Sensory neurons
B. Efferent neurons
C. No neurons
A separation technique that can detect proteins in a complex mixture with the use of antibodies directed against a protein of interest is
Northern blotting is the separation technique that can detect proteins in a complex mixture with the use of antibodies directed against a protein of interest.
Commonly used protein separation techniques include ion exchange chromatography, affinity chromatography, dialysis, ultrafiltration, size exclusion chromatography, and electrophoresis [sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE), Isoelectric point electrophoresis, and chromatographic electrophoresis] are included.
Northern blot is a laboratory analysis method for testing RNA. In particular, purified RNA fragments are separated from biological samples (such as blood and tissue) by passing through a gel or matrix like a sieve with an electric current. This allows small fragments to move faster than large fragments.
Northern blotting is named because it resembles Southern blot, the first blotting technique named after biologist Edwin Southern. The main difference is that Northern blots analyze RNA rather than DNA.
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Answer:
western blotting
Explanation:
The process of coating nerve fibers and connections with a type of fatty insulation to protect the connections is called: Group of answer choices Calcification Lipidosis Myelination Synaptic pruning
Myelination is the answer.
Myelin is an insulating layer or sheath formed around nerves, including the brain and spinal cord. It is composed of protein and fat. This myelin sheath allows electrical impulses to be transmitted quickly and efficiently along nerve cells. When myelin is damaged, these impulses slow down.
CNS myelin is produced by a special cell called oligodendrocytes. PNS myelin is produced by Schwann cells. Although the two types of myelin are chemically different, they both perform the same function and enable the efficient transmission of nerve impulses down axons
Myelin is formed by the innermost sheet-like glial process that contacts axons in the PNS (peripheral nervous system) and CNS. Axons spiral around the axons and spin out several layers of overlapping membranes.
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In the average person, what percentage of alcohol is absorbed through the small intestine?.
In the average person, 70-80 percentage of alcohol is absorbed through the small intestine.
Alcohol is not treated the same way as other food nutrients. In fact, the digestive system exerts additional effort to remove it from the body, giving alcohol removal priority over other nutrients including lipids (fats), carbs, and proteins. All parts of the digestive tract take in alcohol. In contrast to other nutrients, alcohol is quickly absorbed in the small intestine and enters the bloodstream immediately via the stomach lining. Although other bodily cells can also metabolize alcohol, the liver is where alcohol metabolism mostly takes place. Acetaldehyde, a poisonous chemical, is created when alcohol is broken down.learn more about alcohol here: https://brainly.com/question/27427140
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Assume that you have discovered a new chemical mutagen that modifies guanine so that it mispairs with thymine when thymine is in the template DNA strand during DNA replication. However, this mispairing is limited to when the modified guanine is being added to the newly replicating DNA strand. When the modified guanine is in the template DNA strand it always pairs normally, with cytosine being added to the growing newly synthesized strand. What type of mutation would you predict would be caused by the new chemical mutagen
A-C base substitution mutation will be caused by the new chemical mutagen.
When A is in the template strand during the first round of replication, G is added to the new daughter strand as it pairs to A due to mispairing. It is assumed that this mispairing only occurs when the freshly duplicated strand is being joined to the modified guanine. C is added to the opposing strand during the second round of replication, when the daughter strand that contains G serves as a template for replication. Therefore, C has replaced A in the diagram. A was thus removed from the site, and the C-G pair will now fill the space where the A-T pair had been. A was thus replaced by C.learn more about mutation here: https://brainly.com/question/23030726
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In your own words define the word angiosperm.
ty!
Answer:
These are seed-producing plants. They are differentiated from gymnosperms, by features like flowers, producing fruits containing seeds, and the presence of endosperm within the seeds. Plants that produce flowers are called angiosperms.
Explanation:
Cervical dysplasia is the presence of __________ in the cells that make up the inner lining of the cervix.
Cervical dysplasia is the presence of precancerous cells in the cells that make up the inner lining of the cervix.
What is mild cervical dysplasia?Cervical dysplasia is a change from normal that affects cells on the surface of the uterus, the lowest part of the uterus that opens at the top. These changes are not cancer, but if left untreated they can develop into it.
The causes of dysplasia are Multiple causes can lead to this condition, such as smoking, hormonal changes, HPV infection, genetic changes.
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Which of the following would best be mined using Hydraulic Mining?
Select one:
O a. Placer Deposits
O b. Magmatic Deposits
O c. Hydrothermal Deposits
O d. Residual Deposits
Answer:
c
Explanation:
hydrothermal deposits
Stage of cell division and a reason for your answer
Answer:
This is 'crossing over'.
Explanation:
The chromosomes are crossing over and exchanging regions.
which best describes the flow of genetic information?
A. Genetic information flows from DNA to RNA to protein
B. Genetic information cannot be transmitted outside the nucleus
C. Genetic information is carried only by DNA
D. Genetic information flows from gene to allele to protein
Genetic information flows from DNA to RNA to protein. A would be the correct option.
Flow of genetic informationGenetic information is stored in the DNA of organisms.
In order for this information to be transferred, it is first encoded into another molecule, the RNA.
The genetic codes in RNA are then translated into their respective amino acids to form polypeptide chains known as proteins.
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A bacterium that either partially or fully catabolizes an acyl-homoserine lactone will likely disrupt.
Answer:
Quorum Sensing
What is quorum sensing?
This is how bacteria "communicate" with one another.
A tiny quorum molecule will be secreted by each individual bacteria in a set quantity. They can each determine how many other bacteria of the same sort are nearby based on the quantity of this chemical around them.
When the quorum molecule reaches a certain mass and a specific threshold, it triggers some type of shift in gene transcription that leads the bacteria to behave differently (they all do it because they are all exposed to a high enough concentration of the quorum molecule).
These individuals had theories of evolution by natural selection, but did not receive the same credit that Darwin did: Group of answer choices Hasan Ibn Al-Haytham Uthman Al Jahiz Linnaeus Aristotle Alfred Russel Wallace
The individual who did not receive the same credit as Darwin was Alfred Russel Wallace.
What is the evolution theory?The evolution theory is a scientific theory explaining how natural selection may change (evolve) phenotypes across generations.
Alfred Russel Wallace was an evolutionary biologist who understood the importance of natural selection on this process.
In conclusion, Alfred Russel Wallace did not receive the credit as Darwin.
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An infectious disease researcher isolates the pathogen responsible for an emerging disease. The microbe is grown in the lab. A preparation of the laboratory-grown microbe is treated with a lethal dose of ionizing radiation and then tested for its potential as a vaccine. What type of vaccine is this
An infectious disease researcher isolates the pathogen responsible for an emerging disease. The microbe is grown in the lab. Preparation of the laboratory-grown microbe is treated with a lethal dose of ionizing radiation and then tested for its potential as a vaccine and this is Inactivated type of Vaccine.
What exactly are pathogens?Pathogens include viruses, bacteria, fungi, and parasites that can enter the body and harm the immune system. Among many additional viruses that can lead to serious illnesses are anthrax, HIV, the Epstein-Barr virus, and the Zika virus.
What is vaccination?An easy, secure, and reliable method of preventing hazardous infections before you are exposed to them is vaccination. It boosts your immune system and builds up your body's natural defenses against particular infections.
Inactivated vaccine:In inactivated immunizations, the disease-causing microorganism is eliminated.
Inactivated vaccines typically don't provide as strong of immunity (protection) as live vaccines. Therefore, it can take several doses (booster injections) throughout time to keep up your resistance to diseases.
Using inactivated vaccinations, you can guard against
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Prostate specific antigen (PSA) is used in the screening of prostate cancer. Due to the high incidence of false positive, PSA testing receives a USPSTF grade of:
Prostate specific antigen (PSA) is used in the screening of prostate cancer. Due to the high incidence of false positive, PSA testing receives a USPSTF grade of poor.
The PSA test is a blood examination used primarily for prostate cancer screening. The prostate-specific antigen (PSA) level in your blood is determined by the test. The prostate is a tiny gland that resides underneath the bladder in males. Both malignant and noncancerous cells in the prostate produces the protein known as PSA.When the PSA level is raised but no cancer is actually present, a false-positive test result is produced. Anxiety-inducing test results that are falsely positive can prompt extra, potentially hazardous medical treatments like prostate biopsies.Prostate cancer screening tests like PSA and DRE are unreliable. The false positive and false negative rates for PSA are respectively around 70% and 20%.learn more about Prostate specific antigen (PSA) here: https://brainly.com/question/15839376
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What happens during prophase?
OA. Nuclear membranes form around two sets of chromosomes.
OB. Spindle fibers pull the sister chromatids apart.
OC. Chromosomes condense, and mitotic spindles form.
OD. Chromosomes are copied, and the nuclear membrane disappears.
During prophase, the chromosomes condense and mitotic spindles form (option C). Details about prophase can be found below.
What is prophase stage?The prophase stage of cell division is first stage during which chromatin condenses to form the chromosomes.
Another feature that characterizes the prophase stage is the formation of mitotic spindles around the chromosomes.
Therefore, during prophase, the chromosomes condense and mitotic spindles form.
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Ingrid drew a diagram to compare two ways in which biodiversity can be protected.
The area marked Y has the goal of capturing and later releasing animals in the wild.
What does the region Y represent?From the attached image of the diagram drawn by Ingrid, the region Y represents the intersection of habitat preservation and captive breeding.
Thus the animals found there will be captured and later released.
In conclusion, the diagram shows the various ways of wild animal breeding.
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When comparing spun microhematocrit results with hematocrit results obtained on an electronic cell counter, the spun hematocrit results may vary from ___ because of this trapped plasma (unless the cell counter has been calibrated against spun microhematocrits uncorrected for trapped plasma).
When comparing spun microhematocrit results with hematocrit results obtained on an electronic cell counter, the spun hematocrit results may vary from 1 to 3 % because of this trapped plasma (unless the cell counter has been calibrated against spun microhematocrit uncorrected for trapped plasma).
Trapped plasma is the quantity of intracellular plasma last in the packed cell column of the microhematocrit after centrifugation.
It artificially increases the packed cellular column constituting an effective bias to the hematocrit. the quantity of trapped plasma varies as a function of cell packing.
Inadequate centrifugation, poor blending, and inappropriate anticoagulant awareness also can make a contribution to technical errors. In spun hematocrits, a number of problems that have atypical red cells can also purpose plasma to be trapped inside the erythrocytes.
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unit of classification having the least organism
Answer:
Species
Explanation:
species
The smallest unit of this hierarchical categorisation is species while the largest unit is kingdom.
Why f1 particles are named f1 particles
The F1 fraction derives its name from the term “Fraction 1” and FO (written as a subscript letter “o”, not “zero”) derives its name from being the oligomycin binding fraction. Oligomycin, an antibiotic, is able to inhibit the FO unit of ATP synthase.
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F1 particles are named so because they were first identified as the first generation of particles in a process known as "fractionation."
This process involves the separation and isolation of cellular components based on their size and density using centrifugation.
During experiments with mitochondria, scientists observed that when mitochondria were subjected to fractionation, two distinct types of particles were obtained: F1 particles and F2 particles.
F1 particles were found to contain the ATP synthase enzyme responsible for ATP synthesis in cellular respiration. Hence, they were named "F1 particles" to denote their status as the first fraction of particles isolated during this particular experiment.
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7. The asthenosphere and lithosphere are parts of Earth's
Answer:
The lithosphere is the solid, outer part of the Earth.
asthenosphere, zone of Earth's mantle lying beneath the lithosphere and believed to be much hotter and more fluid than the lithosphere.
Of the ____________ globins that make up hemoglobin, two are identical and called ____________ globins, and the other two are called beta globins and are also identical.
Of the four globins that make up hemoglobin, two are identical and called alpha globins, and the other two are called beta globins and are also identical.
Structure of HaemoglobinEach of the four subunits of hemoglobin has a polypeptide chain and a heme group.The iron protoporphyrin IX prosthetic heme group, which is connected to a polypeptide chain with residues of 141 (alpha) and 146 (beta) amino acids, is present in all hemoglobins. A histidine's N is linked to the ferrous iron of the heme. A polypeptide chain phenylalanine of the porphyrin ring wedges it into its pocket. Alpha and beta chains, two varieties of the polypeptide chains that make up adult hemoglobin, are comparable in length but have different amino acid sequences. Both adult and embryonic human hemoglobins have the same alpha chain.To learn more about Haemoglobin refer to:
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Cells are surrounded and protected by. it's multiple-choice to fill in the blank. Here's the list of them.
Lipids
Nucleic Acids
Carbohydrates
Proteins
The structure which surrounds and protects the cell is the cell membrane. It is made up of lipids and proteins.
Lipids, specifically phospholipids, make up the cell membrane. Lipids are essential in the formation of the cell membrane's structure. They have a hydrophilic head and a hydrophobic tail, which repels water. The hydrophobic tails of the phospholipids point inward and the hydrophilic heads point outward toward the water-based environment both inside and outside the cell in a bilayer arrangement.
The cell membrane is made up of lipids and proteins in addition to these other substances. The lipid bilayer contains proteins that perform a variety of tasks like cell signaling, cell adhesion, and molecule transport in and out of the cell. In order to maintain its internal environment, the cell depends on these proteins to control the substances that enter and leave the cell.
Therefore, the most appropriate answer is proteins and lipids.
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What are some possible future career fields in environmental science
Answer:
here are some:
- microbiologist
- environmental scientist
- environmental engineer
- environmental specialist
- marine biologist
- environmental chemist
- wildlife biologist
Explanation:
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Occasionally earthquakes occur as a result of collisions along oceanic-continental convergent boundaries. Where do these earthquakes most likely occur?
on land but close to oceans !!!!!!! this one
inland, far from the coast
in the middle of the oceans
anywhere there are mountains
On land but close to oceans. Thus, option "A" is correct.
What is an earthquake?Earthquakes occur as a result of collisions along oceanic-continental convergent boundaries.
The majority of the earthquakes occur alongside the Ring of Fire of the Pacific Ocean. The Ring of Fire is found in the basin which is a land area found close to the coastlines of the ocean. This validates its occurrence on land but close to the oceans.
Thus, option "A" is correct.
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