The two broken repair methods are similar and different when using NHEJ Repair just, HDR Repair alone, or combined NHEJ & HDR Repair.
ONLY NHEJ Repair - The process for repairing DNA double-strand breaks is called non-homologous end joining (NHEJ).
1. More prone to mistakes; more likely to cause indels and frameshift mutations.
2. Frequently generates non-functional null mutants.
3. Only calls for ligating broken DNA fragments.
HDR restoration is preferable for making complex replacements. ONLY 1. Both of these repair mechanisms are active in the majority of cells, but in the presence of a homologous template, the HDR route is often less effective than the NHEJ pathway.
1. The frequency increases following single-strand breakage.
2. Use an immature homologous chromosome as a template.
HDR & NHEJ Repair both; NHEJ is an error-prone method that joins broken ends of DNA, which frequently leads to a heterogeneous pool of deletions and insertions whereas HDR is a precise restoration mechanism that employs homologous donor DNA to mend DNA damage.
1. occurs after a DNA break (including breaks made by Cas9).
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How does Lulu connect to the Life as a Hunter
Lulu connect to the Life as a Hunter by looking at their digestive tracks, teeth, size of their intestines, and rectum.
Who is a Hunter?This is referred to as a person or individual who hunts wild animals for food or as a sport and employs the use of instruments such as arrow, guns etc.
In the excerpt from Life as a Hunter, Lulu connected his daily activities and living as a hunter through the observation of digestive tracks, teeth, size of their intestines, and rectum by looking at them which is therefore the reason why it was chosen as the correct choice.
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he diagram shows a charge moving into an electric field.
Two horizontal parallel plates have equally spaced vectors going from the bottom plate to the top plate. A negatively charged sphere labeled Z in traveling horizontally in between the plates. A vector is pointing right. The top plate is labeled W. There is an X at the far end of the top plate and a Y at the far end of the bottom plate.
The charge will most likely leave the electric field near which letter?
W
X
Y
Z
The charge will most likely leave the electric field near letter Z.
In the diagram, the electric field lines are shown as uniformly spaced vectors extending from the bottom plate to the top plate. This indicates that the electric field is uniform, with the same strength and direction at all points between the plates. The negatively charged sphere labeled Z is moving horizontally between the plates, with a vector pointing right. This indicates that the sphere is moving in the same direction as the electric field, and will therefore be pushed by the field as it travels between the plates.
Since the electric field is uniform and the sphere is moving in the direction of the field, the sphere will continue moving in the same direction until it reaches the end of the plates, at which point it will leave the electric field. This means that the sphere will most likely leave the electric field near letter Z, which is located at the end of the plates.
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It i now poible to have your peronal dna equenced and analyzed. In addition to ancetry reearch ,people often ue thi information to make deciion regarding their health. Ome ay we can now predict which potential health concern a peron may face in their life. I thi an accurate prediction?
No, it is not an accurate prediction that we can now predict which potential health concern a person may face in their life.
While it is possible to sequence and analyze personal DNA and use the results to gain some insight into potential health concerns, it is not possible to accurately predict which health concerns a person may face in their life.
The sequencing and analysis of personal DNA can provide an indication of genetic predisposition to certain health conditions, such as certain types of cancer, heart disease, diabetes, and other conditions. However, these genetic predispositions are only one factor in a person's health and do not accurately predict whether a person will actually develop a certain health condition.
Other factors, such as lifestyle, environment, and access to healthcare, can play a much larger role in a person's health than genetics. For example, a person may have a genetic predisposition to heart disease, but if they live a healthy lifestyle, exercise regularly, and have access to quality healthcare, they may still never develop the condition. Conversely, another person may live an unhealthy lifestyle, have no access to healthcare, and still never develop heart disease.
Therefore, while the sequencing and analysis of personal DNA can provide some insight into a person's potential health concerns, it is not an accurate prediction of which health concerns a person may face in their life.
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check all that are true statements regarding the anatomy and structure of the sympathetic division.
a. the neuron cell bodies are located in the lateral homs of their spinal cods segments
b. the preganglonic sympathetic axons remain in the spinal cods for a large distance before leaving
c. the sympathetic trunk ganglias house sympathetic ganglionic neuron cell bodies
d. the splanchic nerves are composed preganglionic sympathetic axons that did not synapse in a symphatetic trunk ganglion
a)The neuron cell bodies are located in the lateral horns of their spinal cord segments. c)The sympathetic trunk ganglia house sympathetic ganglionic neuron cell bodies. d)The splanchnic nerves are composed of preganglionic sympathetic axons that did not synapse in a sympathetic trunk ganglion. are true statements regarding the anatomy and structure of the sympathetic division.
The sympathetic division expands (dilates) the airways to facilitate breathing and raises heart rate and the power of cardiac contraction. The body expels the energy it has been holding onto. Strengthening of the muscles. This separation also makes the palms sweat, the eyes enlarge, and the hair stand on end. The best-known function of your sympathetic nervous system is how it reacts to risky or stressful circumstances. Your sympathetic nervous system becomes active in these circumstances to assist you escape danger by increasing your heart rate, delivering more blood to your body's oxygen-depleted regions, and other actions.
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in a genome-wide expression study using a dna microarray assay, what is each spot used to detect?a. location of a protein produced by a cellb. location of a gene within a cellc. expression of a specific gene by a celld. fate of proteins produced by a celle. type of chemical modification of proteins produced by a cell
Answer: epressi
Explanation: In a genome-wide expression study using a DNA microarray assay, each well is used to detect the
location of a protein produced by a cell.
location of a gene within a cell.
expression of a specific gene by a cell.
fate of proteins produced by a cell.
type of chemical modification of proteins produced by a cell.
1 how did there get to be such a wide variety of life
2 what does the statement extinction and speciation are both part of evolution
3 why do scientists who study evolution think of 20 milllion years as a short time
100 points if you answer!!!
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The modern definition of evolution in biology often refers to changes in the proportions of biological kinds through time in a population.
What is Evolution?This entry's main objective is to provide a general summary of current evolution-related topics with connections to entries with more in-depth discussion because the subject of evolution is too vast to be covered in detail in one post.
An overview of evolution definitions is given at the start of the article, which is followed by a discussion of the many modes of evolution and associated philosophical questions.
There are more specific definitions of evolution in the literature, some of which do not suit this basic description; the one provided at the beginning of this section is quite general.
Even though Charles Darwin's writings (see the section on Darwinism) are typically the starting point for modern understandings of evolution, it's significant to note that in the first edition of On the Origin of Species, he refers to "descent with modification" rather than evolution.
Therefore, The modern definition of evolution in biology often refers to changes in the proportions of biological kinds through time in a population.
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The body temperature is controlled by the
Centre in the brain.
The thermoregulatory centre has
Which monitor the temperature of the blood.
We also find temperature receptors in the
.
These send electrical impulses down
neurones to the thermoregulatory centre in the brain.
The body temperature is controlled by the center in the brain. The thermoregulatory center has the receptors which monitor the temperature of the blood. We also find temperature receptors in the hypothalamus of the brain. These send electrical impulses down the neurons to the thermoregulatory center in the brain.
What is the thermoregulatory system?Thermoregulation is the mechanism by which mammals such as humans maintain their body temperature with tightly controlled self-regulation which is independent of the external temperature. These organisms are called homeotherms.
Temperature regulation is a type of homeostasis and is a means of preserving a stable internal temperature of the body in order to survive in the various environmental conditions. The thermoregulation system includes the hypothalamus in the brain, as well as the sweat glands, skin, and the circulatory system.
The human body maintains temperature at which the enzymes work best, which is around 37°C. This process is controlled by the thermoregulatory center which is present in the hypothalamus of the brain, and it contains the receptors which are sensitive to the temperature of the blood.
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for an enzyme-catalyzed reaction, when the enzyme is denatured and loses its shape, what is affected?
One event in a high school track meet is the 400 meter run. If the runners of the 4oo meter event start and end at the same location, what is their DISTANCE?
A. 0 meters
B. 200 meters
C. 400 meters
D. 800 meters
Answer: C 400 meters
Answer: 400
Explanation: The distance run by the participants in a 400 meter event is 400 meters. In a track meet, the 400 meter event is a race in which the runners start and finish at the same location, and they run a total distance of 400 meters. This distance is fixed and does not change, regardless of the speed at which the runners complete the race.
Which one of these is not included in the biodiversity hotspots of India?Western GhatsHimalayasIndo-BurmaNorth Indian Plains
The Gangetic Plain is not a hotspot for biodiversity. A biogeographic area known as a biodiversity hotspot has many species that are threatened by modern civilisation.
In two pieces that published in The Environmentalist in 1988 and 1990, Norman Myers originally put forth the concept. The idea was developed by Myers and others after much thought, and they both co-authored "Hotspots: Earth's biologically Richest and Most Endangered Terrestrial Ecoregions" and a research that was printed in the journal Nature in 2000. According to Myers' hotspot map from 2000, a region must have at least 1,500 native vascular plant species (more than 0.5% of the total worldwide) and have lost at least 70% of its original primary vegetation in order to be classified.
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Why early molecular geneticists knew that the genetic material needed to be a stable molecule?
This allowed for exact replication. Genetic material has to be a stable molecule in order to be handed down from one generation to the next.
Genetics is the study of how traits and genes are passed down from one generation to the next. The data in our DNA has an impact on everything from our health to our appearance to even our personality! Genetics is where it all begins.
Genetics is the study of genes. Our genes pass information from one generation to the next. For example, genetics is the reason why one child has blonde hair like their mother and their sibling has dark hair like their father.
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Why is it important for the oxygen that enters your bloodstream to reach your cells?
A scientist treats a cell with a chemical that destroys the ribosomes. As a result, which cell process will be stopped?
a. Osmosis
b. Protein Synthesis
c. Photosynthesis
d. Cellular Respiration
describe a potential way for bacteria to determine how many other bacteria are nearby, using signal transduction
Bacteria release multiple quorum-sensing autoinducers, some of which only one particular species can sense and some of which can be detected by a few or many bacterial species. The blend of autoinducers perceived by a bacterium corresponds to how many and what bacterial species are nearby.
Instead of using words to communicate, bacteria use substances called autoinducers. The bacteria start to demonstrate novel behaviors that can only be successful when many cells cooperate when autoinducer levels start to rise because they become aware that there are many other cells nearby. Numerous processes, including disease, symbiosis, and the production of biofilms (bacterial populations attached to surfaces), include quorum sensing. Quorum sensing was initially discovered in marine bacteria that produce bioluminescence and bacteria that could absorb DNA from the environment (make light) in a single transduction.
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large air tubes leading from the trachea to the lungs which convey air to and from the lungs; consist of primary, secondary or tertiary and right and left bronchioles
Answer:
Explanation:
Further down, the trachea divides into two tubes (left and right) called bronchi (BRAHN-kye). The bronchi connect the trachea to the lungs.
the total number of individuals of the same species that occupy a given area at a given time is the
The total number of individuals of the same species that occupy a given area at a given time is the population.
The word population is defined as the amount of individuals from the same species that inhabit a specific geographic area at any given time. Organisms of the same species may form multiple populations in different geographical areas. A population is made up of all the frogs in a given pond. Frogs but also water hyacinth plants ended up finding in a pond, a Murray, a stream, and a lake, for example, are different populations of a single organism.
According to the United Nations, the world's population will surpass 8 billion on November 15, 2022, and 7 billion on March 12, 2012. According to a separate UN estimate, the Earth's population surpassed seven billion through October 2011, presenting unprecedented challenges and possibilities for all of human civilization, according to UNFPA.
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What might happen to an organism that uses asexual reproduction if the average temperature of its habitat changes?.
In asexual reproduction, if habitat temperature changes, the species may become extinct because it cannot adapt to change.
Asexual reproduction refers to a type of reproduction where a child is born to a single parent. The newly created people share the same genetic makeup and physical characteristics. There is little variation between parent and offspring when asexual reproduction occurs, such as in budding, because identical copies of the parent cell are produced. While asexual reproduction has the benefit of quick reproduction, it also has a significant drawback.
Natural selection uses variability to aid in population adaptation to environmental change. When the environment changes, it is easier for organisms whose genes are better adapted to the new environment to pass those genes on. As a result, the population changes throughout time to include more of these alleles. A population with little variability finds it harder to adjust to environmental changes. and thus the species may become extinct because it cannot adapt to change.
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which size forest fragment would be most affected by habitat fragmentation over a given period of time?
The smaller the forest fragment, the more likely it is to be affected by habitat fragmentation over a given period of time. Fragments less than 500 hectares (about 1,250 acres) are particularly vulnerable to fragmentation, as they lack the diversity and resilience of larger fragments.
Step 1: Habitat fragmentation is the process of breaking up large, continuous habitats into smaller, isolated patches. Fragmentation of large forest fragments can significantly reduce the amount of suitable habitat available to species, leading to decreased diversity, decreased abundance of certain species, and increased isolation.
Step 2: The size of the forest fragment that is most affected by fragmentation over a given period of time depends on the type of species that inhabit the forest. Some species, such as large mammals, may require large areas of habitat in order to survive, while other species may be able to survive in smaller fragments.
Step 3: To determine which size forest fragment would be most affected by habitat fragmentation, it is important to consider the type of species that inhabit the forest, as well as the amount of fragmentation that has already occurred. For example, a forest fragment that is already highly fragmented may be more affected by further fragmentation than a larger, less fragmented fragment.
Step 4: In general, the smaller the forest fragment, the more likely it is to be affected by fragmentation over a given period of time. This is because smaller fragments are more vulnerable to edge effects, such as changes in temperature, wind, and water levels, which can lead to changes in the species.
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FILL IN THE BLANK. a spinal reflex requires the participation of each of the following, except __________.
A spinal reflex requires the participation of each of the following, except cerebral cortex.
Spinal cord reflexes are basic actions that are induced by central nervous system (CNS) circuits that are totally contained inside the spinal cord. The sensory afferent fibres that elicit these reflexes reach the spinal cord and directly or indirectly trigger spinal motor neurons via a chain of one or more spinal interneurons.
The stretch reflex, Golgi tendon reflex, crossed extensor reflex, and withdrawal reflex are all examples of spinal reflexes. The monosynaptic reflex arc is the most basic type of spinal reflex, including four components: The receptor (in this case, the muscle spindle). The withdrawal reaction (reflex), also known as the nociceptive flexion reflex, is a spinal cord natural response that is important in shielding the body from damaging stimuli.
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HELP GIVING POINTS WILL GIVE LOTS OF POINTS
Answer:
1. Interphase
2. Chromatin
3. Chromosomes
4. The equatorial plane
5. Anaphase
6. Cytokinesis
7. nucleolus
8. Interphase
9. The centromere of each pair of sister chromatids
10. Prophase
the autonomic nervous system may cause activation or inhibition, depending on the division that is active and the target that is affected.
True, the autonomic nervous system may cause activation or inhibition, depending on the division that is active and the target that is affected.
There are two parts that make up the autonomic nervous system: the sympathetic nervous system and the parasympathetic nervous system. Based on the target tissue, both the sympathetic and the parasympathetic nervous systems can act in either an excitatory or an inhibitory manner.
The excitatory effects of the sympathetic nervous system lead to a faster heart rate, but at the expense of decreased digestion (inhibitory). Inhibitory effects are exerted by the parasympathetic neural system, which also prompts an increase in digestive activity (excitatory). So the statement is true.
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to determine the identity of their biological parents, adopted children sometimes request dna tests. dna samples from the child are compared to dna samples taken from the likely parent. possible relationships may be determined from these tests because the select one: a. base sequence of the father determines the base sequence of the offspring b. mutation rate is the same in closely related individuals c. dna of parents and their offspring is more similar than the dna of nonfamily members d. position of the genes on each chromosome is unique to each family
which complexes in the electron transport chain do not contribute to the pumping of protons in to the intermembrane space?
(A) The majority of the energy in mitochondria is NOT directly influenced by Complex II. Instead, this protein oxidizes FADH2 and transfers the electron to coenzyme.
In contrast to complex burn, complex second does not transport protons to the intermembrane space, hence it contributes less energy to the total electron transport chain. Complex seconds is a parallel electron carriers pathway to complex burn. The majority of the energy in mitochondria is NOT directly influenced by Complex II. Instead, this protein oxidizes FADH2 and transfers the electron to coenzyme Q. In order to move hydrogen atoms from the matrices into the intermembrane gap, the other complex all employ electron energy.Contrary to Complex I, Complex II does not transport protons to the intermembrane gap, making it a parallel electron carriers channel to Complex 1. Coenzyme Q, which takes proton from the matrix at complexes I or II & releases them into the inner membrane at complex III, carries protons across the membrane.
(Which complexes in the electron transport chain do NOT contribute to the pumping of protons in to the intermembrane space?
I and V
III and IV
II and V
I and II)
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Drag each statement to the correct category.
Identify each statement as either true or false.
If it is high tide in one place
on Earth, the place exactly
opposite to it will have
a low tide.
Earth’s gravity can act as a
slingshot to boost the velocity
of nearby spacecraft.
The Sun, along with the entire
solar system, moves around
the galaxy.
Without gravity, there would
be no atmosphere surrounding
Earth.
The mass of an object on
Jupiter is greater than its
mass on Earth.
To find the mass of an object,
multiply the weight of the
object and gravity.
Answer:
true:
Earth’s gravity can act as a slingshot to boost the velocity of nearby spacecraft.
The Sun, along with the entire solar system, moves around the galaxy.
false:
If it is high tide in one place on Earth, the place exactly opposite to it will have a low tide.
Without gravity, there would be no atmosphere surrounding Earth.
uncertain:
The mass of an object on Jupiter is greater than its mass on Earth.
To find the mass of an object, multiply the weight of the object and gravity.
Explanation:
Tsunamis begin when some kind of trigger, such as an earthquake, landslide, or volcano, causes a large part of the surface of the water to rise or fall. after this sudden displacement of water, _____ acts to balance the water levels back, resulting in a tsunami. question 18 options: gravity the tides the after affects of a hurricane an earthquake
The force that seeks to balances the water levels is the force of gravity.
What is a Tsunami?The term Tsunami has to do a sudden disturbance that occurs in the water. The hurricane does begin when there is a rise of the warm water an this causes a convection current to have been set up in the water and then the water is pushed up towards the land and begin to flow in a forceful manner in the tides.
We know that the Tsunami is able to cause a lot of damage such as earthquake when it is moving in the full force of it and can even lead to the death of so many people.
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Robert Merton argued that when too much deviance happens, it is generally because of how society is organized. What is this theory known as?
A.
strain theory
B.
theory of deviance
C.
control theory
D.
labeling theory
When too much deviance happens, it is generally because of how society is organized. The theory is called the Strain Theory. Thus, A is the best option.
Dr. Robert Merton accelerated the paintings of French sociologist Émile Durkheim on anomie together with his concept of deviance and social pressure. Dr. Merton argued that society is probably installed in a manner that promotes an excessive amount of deviance.He believed that societies do now no longer offer an adequate manner of attaining cultural desires. Taking the case of the United States, to gain the American Dream, American society might want to offer to get the right of entry to schooling and employment.Based on pressure concept, Dr. Merton described 5 sorts of deviance:-
Conformity: When the character or institution accepts cultural desires and the manner of achieving them. Without their majority, a society might generally tend to transport itself in the direction of a kingdom of disorder, confusion, and disorganization. Innovation: This entails accepting the desires of a way of life however rejecting the conventional or valid manner of achieving the one desires. Ritualism: the character or institution reject cultural desires however be given the conventional and/or valid manner to achieve cultural desires. for example, those who accept that they'll never progress however what remains of their function is a ritualist.Retreatism: When someone or an institution rejects each of the cultural desires and the conventional manner of attaining one's desires. They usually generally tend to achieve this to break out the constructs of each of the culturally-authorized desires and the valid manner of attaining them.Rebellion: When someone purpose to update societal desires with the ones in their personal and devise their personal manner of attaining them.The maximum apparent examples of insurrection are terrorist organizations, which try to enhance an aim, via manner inclusive of violence.To learn more about Strain theory,
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dissolved salt affects surface tension much like alcohol does. would this have any effect on life living on the surface of fresh water versus living on the surface of salt water
Salt effects of surface tension are of critical importance in many regular phenomena it reasons small droplets of rain to stick to our home windows, creates bubbles while we upload detergent in our sink, and propels water-molecules insects at the surface of ponds.
NaCl salts motivate the growth of surface tension and the residence time of interfacial water molecules. Additionally, they decrease the house time of interfacial n-decane molecules.
Water molecules pull the sodium and chloride ions aside, breaking the ionic bond that held them collectively. After the salt compounds are pulled aside, the sodium and chloride atoms are surrounded by water molecules, as this diagram indicates. as soon as this happens, the salt is dissolved, ensuing in a homogeneous solution.
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Why does the United States have so many Superfund sites compared with other nations?
The "Superfund" law, also known as CERCLA or the Comprehensive Environmental Response, Compensation, and Liability Act, was enacted in 1980.
What are Superfund sites?The federal superfund program was established in December 1980 in response to the grave dangers that hazardous waste dumps.
The iconic Love Canal landfill in Niagara Falls, New York, posed throughout the nation.
Therefore, as of October 2022, New Jersey had 115 hazardous waste sites, which is the highest in the whole US. California and Pennsylvania came next, with 96 and 90 sites, respectively.
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a photoreceptor is exposed to a flash of darkness. how does the membrane potential of the photoreceptor and its corresponding on-center bipolar and on-center ganglion cells change?
Instead of an action potential, photoreceptors show a graded change in membrane potential in response to light.
Additionally, they have a resting membrane potential of about -40 mV and hyperpolarize when exposed to light.
In the absence of light, an influx of sodium and calcium through open ion channels that are controlled by cGMP causes the photoreceptor to become depolarized. When it is dark, the photoreceptor has high quantities of cGMP. The G-protein transducin, phosphodiesterase (PDE), and the opsin proteins are also deactivated. Darkness causes photoreceptors to become depolarized (dark gray in color), which causes them to release more glutamate than usual.
These photodetectors get hyperpolarized by light, which reduces their glutamate release (light blue color).
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neuron serving as part of the conduction pathway between sensory and motor neurons
Answer: Interneurons
Explanation: