a) Genotype: The genetic composition of an organism is its genotype. The alleles or variations that an individual carries in a specific gene or genetic region are also referred to as the genotype.
Eg: RR,Rr,rr can be the genotype of the color of a flower.
b) Homozygous: It is a gene region where there are two identical alleles present. Two alleles with the same variation or two alleles that are normal can both be present in a homozygous genotype
Eg: BB is the homozygous gene for a dominant character like brown eyes in humans.
c) Heterozygous: It is a gene region where there are two distinct alleles present. One normal allele and one mutated allele, or two distinct mutated alleles, can make up a heterozygous genotype.
Eg: Bb is the heterozygous gene for brown eyes in humans.
d) Phenotype: It describes a person's observable characteristics. Both a person's genomic makeup (genotype) and environmental circumstances affect their phenotype.
Example: Color of human eyes like brown, blue, black
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Dwarfism in pea plants is caused by a single gene. Tall is a dominant trait and dwarf is a recessive trait. If two dwarf pea plants were crossed, their offspring will be?.
Tall is a dominant trait and dwarf is a recessive trait. If two dwarf pea plants were crossed, their offspring will be dwarf because there in no dominant gene to mask the dwarfism since both parents are homozygous recessive.
Short stature caused by a genetic or medical disease is known as dwarfism. A height of 4 feet 10 inches (147 cm) or less in adulthood is considered dwarfism. Individuals with dwarfism are typically 4 feet tall as adults (122 cm). Dwarfism is brought on by a variety of medical disorders. The term "homozygous recessive" refers to an organism that possesses two identical copies of the recessive gene. Learn more about the meaning of homozygous recessive and examples of genetic illnesses caused by this gene.
Recessive alleles, also known as homozygous alleles, only manifest their effects in individuals who have two copies of the allele.
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someone diagnosed with meningitis has inflamed membranes that cover and protect the brain and spinal cord. meningitis is a result of pathogenic gram-negative bacteria that cause extreme infections when their bacterial cell wall dies and lipopolysaccharide (a lipid and polysaccharide) is released. the lipopolysaccharide is an example of a(n) endotoxin. exotoxin. stomach microbiota. parasite.
Meningitis is a result of pathogenic gram-negative bacteria that cause extreme infections when their bacterial cell wall dies and lipopolysaccharide is released. The lipopolysaccharide is an example of an endotoxin.
What are endotoxins?
Large bacterial toxins known as lipopolysaccharides are composed of a lipid and a polysaccharide. They may be found in the outer membrane of Gram-negative bacteria and are made up of an O-antigen, an outer core, and an inner core that are all connected by a covalent link.
First off, endotoxins are harmful when they reach the bloodstream because they can cause fever and a variety of other negative effects, such as aseptic shock and even death. The health effects of endotoxin, a strong inflammatory agent, are well known and include fever, trembling chills, septic shock, toxic pneumonitis, and respiratory symptoms.
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Explain how the nitrogen cycle is supported by the law of conservation of matter.
During the nitrogen cycle, nitrogen atoms are neither created nor destroyed nor transformed into other atoms.
During the nitrogen cycle, nitrogen atoms are neither created nor destroyed nor transformed into other atoms. This can be explained by the law of conservation of matter. This law states that matter cannot be created or destroyed by any chemical or physical process.
NitrificationDuring nitrification, ammonia is first converted to nitrite and then to nitrate by certain bacteria.
AmmonificationAmmonification is the process by which proteins and amino acids are broken down to release ammonia, usually in the form of ammonium ions. Ammonia is then converted to nitrogen and the cycle continues.
AssimilationAssimilation is the process by which plants and animals use and incorporate nitrogen and ammonia previously produced by nitrogen fixation and nitrification.
DenitrificationDenitrification is the conversion of nitrate (NO3) to gas (N2) by anaerobic bacteria. Denitrification usually occurs only when little or no oxygen is present.
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Kareem had a nervous habit of chewing on the inner lining of his lip and the
lip grew thicker and thicker. Kareem's dentist noticed his thickened lip and
suggested he have it checked. A biopsy revealed hyperplasia and scattered
areas of dysplasia, but no evidence of neoplasia. What do these terms mean?
Did Kareem have cancer of the mouth?
The terms that are related to the condition that kareem has are defined as: Hyperplasia is known as a form of cellular adaptation to noxa in which there is an increase in the number of cells in some organ or tissue and dysplasia as the change in cell appearance due to alterations in its maturation.
What are the definition of this terms?Hyperplasia is a form of adaptation that cells have in which there is an increase in their number, resulting in an increase in the size of the organ or tissue, in this case in the lip, resulting in an increase in thickness. In terms of dysplasia, it is an abnormality that occurs in their appearance due to the maturation that is taking place. Dysplasia can have different pathways such as being able to reach cellular adaptation through hyperplasia or transform into a neoplasia.
As for neoplasia, it is called an abnormal mass of tissue, usually related to the word tumor. A neoplasm can be benign, this is when the cells do not spread and the malignant ones spread to nearby tissues.
Kareem does not have cancer, since what was seen in the biopsy is nothing more than forms of adaptation that the cells have in the face of damage, but the dysplasia that can be noticed can end up in a neoplasm if the noxa continues for a long time
Therefore, we can confirm that hyperplasia and dysplasia are forms of adaptation and this are not signs of cancer.
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The images show two different types of Galapagos tortoises that scientists believe descended from the same species. The first type (left) are found on islands that have high vegetation and few grasses. The second type (right) are found on an island that has large amounts of grasses and low-lying shrubs. What explains the type of turtle found on the islands with high vegetation?
The explanation for the kind of turtle found on the Galapagos islands with high vegetation: (C) Turtles possessing genes responsible for long necks had greater chances of survival and were able to attain their reproductive age.
Galapagos islands exhibit two distinct kinds of tortoises which vary in shape. The different shapes can be attributed to the distinct feeding habits that the tortoises have adapted according to the surrounding habitat.
The turtle inhabiting the islands with high vegetation possessed long necks as compared to the second type of turtle which feed largely on grasses and low-lying vegetation. Since the second type of turtle inhabited the region with low-lying vegetation, therefore, raising their heads in order to feed, was not essential to them.
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alpha radiation is non-penetrating and therefore: group of answer choices it is dangerous only to the lungs it is dangerous to all body tissues it is not dangerous it is dangerous when ingested or inhaled and localizes in certain tissues none of the listed answers it is dangerous only to the bones
Alpha-emitters can harm delicate live tissue if they are eaten, breathed, or enter the body through a cut. These big, heavy particles are more hazardous than other radiation because of the way they affect things.
What is alpha radiation?The structure of alpha particles, also known as alpha rays or alpha radiation, is similar to that of the helium-4 nucleus and is made up of two protons and two neutrons bonded together. They can also be created in various ways, although typically they are created during the alpha decay process.
The subatomic particles known as alpha particles are made up of two neutrons and two protons. In order to restore balance, alpha particles are released when the nucleus of an atom becomes unstable (the ratio of neutrons to protons is too low).
Alpha-emitters can harm delicate live tissue if they are eaten, breathed, or enter the body through a cut. These big, heavy particles are more hazardous than other radiation because of the way they affect things.
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Example A: A person ate a ham sandwich and ran a race. She finished in first place.
Claim: The ham sandwich was the reason she won, and she should eat ham sandwiches before all her races.
Example B: A person ate different meals before 20 races that he ran. For ten races, he ate spaghetti before the race and finished in either first, second, or third place. For the other ten races, he ate fried chicken and finished in second place once, but finished in sixth or seventh place in the rest of the races.
Claim: Spaghetti helped his performance, and he should eat spaghetti before all his races.
Which claim is based on higher-quality evidence?
Answer:
Explanation:
there are more trials, that contain solid results, rather than a 1 time, so bee(I can't type the letter by itself for some reason)
18. Which of the following would be able to pass through the membrane the easiest ?
a. Small, hydrophobic substances
b. Small, polar substance
c. Molecules like sucrose and glucose
d Small, hydrophilic molecules
The one that will be able to pass through the membrane the easiest is small, hydrophilic molecules. The correct option is d.
What is lipid bilayer?A lipid bilayer is a polar membrane composed of two layers of lipid molecules. These membranes are flat sheets that surround all cells in a continuous barrier.
The lipid bilayer acts as a barrier, keeping ions, proteins, and other molecules where they belong and preventing them from diffusing into areas where they should not be.
A bilayer is made up of two sheets of phospholipid molecules, each with all of its molecules aligned in the same direction.
Because small, nonpolar molecules are hydrophobic, they can easily cross the plasma membrane's phospholipid bilayer.
Because polar molecules and ions are hydrophilic, they cannot easily cross the plasma membrane's hydrophobic portion.
Thus, the correct option is d.
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Describe the phase change of the ice if it were to be left sitting out.
The phase change that occurs when the ice is left sitting out will be melting that causes solid to turn into liquid.
Melting is the phenomenon in chemistry where a solid substance is converted into liquid. This change happens due to the difference in the temperature requirement. For a substance to be solid, the temperature must be low while it should be high for liquid phase.
Solid are those substances that have strong intermolecular forces and their molecules lie very closely packed in a definite shape. Thus, solid substances have a definite shape and volume. The kinetic energy pf solids is quite less.
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the major difference between angiosperms and gymnosperms comes from the group of answer choices presence or absence of a protective covering over the ovule. presence or absence of vascular tissue. dominance of sporophyte in angiosperms and dominance of gametophyte in gymnosperms. production of microspore versus megaspores.
The ovule's protective coating is present or absent. The existence or absence of a protective covering around the ovule is the key distinction between angiosperms and gymnosperms.
What distinguishes gymnosperms from angiosperms in terms of their ovules?In angiosperms, the female gametophyte is found in the ovule, a contained structure inside the ovary; in gymnosperms, the female gametophyte is found on the female cone's exposed bracts. Gymnosperms do not have double fertilisation, which is a crucial stage in the life cycle of angiosperms.
Gymnosperms are referred to as non-flowering plants, whereas angiosperms are referred to as blooming plants. Gymnosperms lack flowers or fruits in favour of having bare seeds on the surface of leaves, whereas angiosperms have seeds encased in an ovary (a fruit).
Gymnosperms and angiosperms vary primarily in how their seeds are produced. Angiosperm seeds form in the ovaries of flowers and are encased in a fruit for protection.
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How are metaphase II and anaphase II different from metaphase I and anaphase lI?
I don't know if the second anaphase was suppost to be anaphase or anaphase II. I don't know if my typed this up on accident teacher or if she meant to do that I'm not sure. you might need to watch Meiosis (updated) amoeba sisters. I couldn't find the answer.
The main difference between anaphase 1 and 2 is that homologous chromosomes are segregated during anaphase 1, while sister chromatids are separated during anaphase 2.
What characterizes metaphase?Phase of mitosis that occurs between prophase and anaphase, with a shorter duration than prophase. Chromosomes reach maximum shortening during metaphase. The mitotic spindle is formed, with some fibers that go from pole to pole and others that are attached to the chromosomes by the centromeres.
How important is anaphase?Anaphase is the phase in which the sister chromatids of the duplicated chromosomes are pulled apart, pulled through the shortening of the microtubules that are attached to the kinetochores, and the degradation of the tubulin molecules that hold the sister chromatids together.
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An insertion sequence contains a large deletion in its transposase gene. Under what circumstances would this insertion sequence be able to transpose?.
(3) "There is another transposable element of the same type present in the cell and it expresses a functional transposable enzyme." is the circumstance that this insertion sequence would be able to transpose.
Bacterial insertion sequence is a type of straightforward transposon. DNA segments known as transposons have the capacity to relocate throughout the genome. Only the genes necessary for their transposition are carried by insertion sequences.
The protein needed for the transposition of bacterial insertion sequences is called transposase. The binding sites for this protein are the brief repetitions found at both ends of the bacterial transposons.
Transposase's primary job is to make staggered incisions in the target DNA region where the insertion sequence will be put. The target DNA has a gap created by the transposase cut, which is where the bacterial transposons are placed.
It wouldn't be able to transpose if a deletion mutation eliminated the transposase gene from the insertion sequence.
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Question correction:
An insertion sequence contains a large deletion in its transposase gene. Under what circumstances would this insertion sequence be able to transpose?
There is another transposable element that produces reverse transcriptase present in the cell.The transposable element is transcribed, and the host cell also expresses a functional reverse transcriptase that then makes a DNA copy.There is another transposable element of the same type present in the cell and it expresses a functional transposase enzyme.This transposable element can never transpose due to the deletion in its transposase gene.The insertion sequence will be able to transpose if it loses its inverted repeats.a microscope has a x5 eyepiece lens.
describe how to use this microscope to observe a prepared slide of root hair cells at a magnification of x50
[4 marks]
Level 2: To create an accurate account, scientifically significant facts, events, or processes are recognized and provided in detail.
Level 1: Facts, events, or processes are named and briefly described, but it is unclear how relevant they are.
Place slide on stage. Use lowest power / 4 objective lens (initially). Adjust mirror or turn on light so light passes through slide. Move stage as close to lens as possible. Slide must not touch lens. Turn focusing the knob so that slide moves away from lens. Turn focusing knob until image comes into focus. Use fine focus to get clear image. Change objective lens to 10.10 objective lenses and 5 eyepieces, for a total magnification of 50. use the focusing knob to refocus the slideUsing a 5X objective and a 10X eyepiece, for instance, results in a total visual magnification of 50X, and vice versa.
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The magnification of microscope can be made to 50x by adjusting the parameters .
What is magnification of a microscope?
The capacity of a microscope to create an image of an object at a scale bigger (or even smaller) than its real size is known as magnification. Only when it is feasible to discern more details of an object in the image than when studying the object without the use of a magnifying glass can magnification be effective.
The steps for adjusting the magnification of microscope is given below
Set a slide on the stage. utilize a 4-objective lens at the lowest power (initially).Adjust the mirror or switch on the light to let light through the slide. Position stage as closely as possible to the lens.The lens must not touch the slide.Slide should depart from lens as you turn the focusing knob.Once the image is in focus, turn the focusing knob.Get a crisp image by using precise focus.10 objective lenses, 5 eyepieces, and a 50x magnification are the new parameters for the objective lens.reset the slide's focus by turning the focusing knob.A total visual magnification of 50X, for example, is achieved when using a 5X objective and a 10X eyepiece, and vice versa.Hence, the magnification of microscope can be made to 50x by adjusting the parameters .
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Question 13 of 25
Engineers who work for a museum are designing a scale model of the
continent of Antarctica using a scale of 1:10,000,000. If Antarctica is about
5,300 km (5,300,000 m) across, how wide will the model be?
A. 53,000 m
B. 0.53 m
C. 5.3 m
D. 0.00053 m
well
1:10,000,000 = x:5,300,000
[tex] \frac{1}{10000000} = \frac{x}{5,300,000 } \\ 10000000x = 5,300,000 \\ x = \frac{5,300,000}{10000000} \\ x = 0.53[/tex]
so the answer is B. 0.53
xld agar was originally developed to differentiate salmonella from shigella. shigella colonies are unable to ferment xylose, do not produce lysine decarboxylase, and do not produce hydrogen sulfide. how would shigella appear on an xld agar plate?
Because of the presence of Salmonella type colonies, the agar will turn red. Red colonies of Shigella species Coliform colonies range from yellow to orange. Pink, flat, rough colonies of Pseudomonas aeruginosa
On XLD, how does Shigella grow?By inhibiting other enteric pathogens, XLD agar selectively promotes the growth of Salmonella and Shigella and differentiates Gram-negative enteric bacteria based on xylose fermentation, lysine decarboxylation, and the production of hydrogen sulfide from sodium thiosulphate.Salmonellae decarboxylate lysine and deplete xylose, causing the pH to rise and mimicking the Shigella reaction. A hydrogen sulphide indicator, on the other hand, distinguishes the presence of Salmonella and Edwardsiella spp. from that of Shigellae.Shigella species, on the other hand, are Gram-negative, facultatively anaerobic, nonsporulating, nonmotile rods in the Enterobacteriaceae family. Within two days, they do not decarboxylate lysine or ferment lactose. They use glucose and other carbohydrates to generate acid but not gas.To learn more about shigella refer to :
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8
Which evidence can the student collect to support her hypothesis?
A. She can visually count the number of rocks in the bottle.
B. She can observe condensation on the inside of the bottle.
C. She can add a new plant to the plastic bottle every day.
D. She can observe precipitation in her neighborhood every day.
The evidence can the student collect to support her hypothesis is she can visually count the number of rocks in the bottle. Thus, option A is correct.
What is experiment?
An experiment has been defined as process that has been designed to diagnose the hypothesis which has the portion of scientific method or procedure.
Scientific experiment has been done by testing the particular medicine on an animal and by observing the impact of medicine on the animal as well as the reaction of the animal.
There are mainly three types of the scientific experiments and these are experimental which consist of major level of scientific experimentation. The second type has Quasi- experimental and third type is non- experimental study or reasearch.
Therefore, The evidence can the student collect to support her hypothesis is she can visually count the number of rocks in the bottle. Thus, option A is correct.
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The main reason that there are relatively few invertebrates categorized as endangered species is because.
The main reason that there are relatively few invertebrates categorized as endangered species is because we consider other groups, such as mammals, to be more interesting and desirable.
A species that is threatened with extinction in the near future, either globally or within a certain political jurisdiction, is known as an endangered species. Because they are the most recently evolved vertebrates with the most sophisticated, complex brains, the only animals that provide milk for their young, and the only creatures that give birth to young, mammals are considered to be the most advanced animals.
In terms of diversity or quantity, mammals will never be able to compete with insects or bacteria, but their big bodies and adaptability have allowed them to thrive for the past 65 million years and the species is likely to continue to do so for a very long time.
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interrupting the night with a flash of light can trigger flowering in a long-day plant. why doesn't introducing a short period of darkness during the day cause a short-day plant to flower?
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How did the scientific research that started the Green Revolution affect society?
The scientific research that started the green revolution affected society in such a way that (C) It resulted in increase food production, which improved peoples lives.
Green revolution, a significant rise in the production of food grains like wheat and rice, largely due to the introduction of new, high-yielding varieties into developing nations around the middle of the 20th century.
Mexico and the Indian subcontinent were its initial dramatic success. Concerns about cost and the potential for adverse effects on the environment stem from the fact that the new varieties necessitate a significant amount of pesticides and chemical fertilizers to achieve their high yields.
These grains have frequently yielded even lower yields than the older varieties, which were better suited to the local conditions and had some resistance to pests and diseases. Poor farmers cannot afford the fertilizers and pesticides.
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What is the best definition of fossil range?
answer: The period of time when an organism first and last appears in the sedimentary record.
The best definition of fossil range: It is the period of time when the appearance of an organism is observed first as well as last in the sedimentary record.
The question is incomplete. The complete question is:-
What is the best definition of fossil range?
Hints:-
The diversity of organisms that can be observed in proximity in a rock unit.
Total number of contemporary organisms in the geological record.
The time when an organism goes extinct.
Period during which organisms first and last appear in the sedimentary record.
The geographic area over which an organisms thrives.
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geneticists often assume that map distances less than 7 to 8 map units (m.u.) are accurate. map distances that exceed this threshold significantly are assumed to be less accurate and the level of accuracy declines as map distances increase. briefly explain this observation.
The further apart two genes are the more likely it is that multiple crossovers will occur.
Even if there has been crossing over, the offspring may still have parental genotypes that are not considered recombinants if there is a double crossover (or an even number of crossovers) between two genes. Double crossings will cause the real map distance to be underestimated since genetic maps are constructed by counting visible recombinants in the progeny.
The middle allele is transferred from one sister chromatid to the other during a double-crossover event, which is the following crucial step. As a result, the surrounding genes' parental alleles and the non-parental allele of the middle gene are positioned on the same chromosome.
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a large population of laboratory animals has been allowed to breed randomly for a number of generations. after several generations, 25% of the animals display a recessive trait (a2a2), the same percent as at the beginning of the breeding program. the rest of the animals show the dominant phenotype, with heterozygotes indistinguishable from the homozygous dominants. what proportion of the population is most likely heterozygous (a1a2) for this trait?
We know that frequency of recessive individual in the total population is equal to the proportion of the population is most likely heterozygous (a1a2) for this trait is 0.50. correct option is (C).
Heterozygotes are indistinguishable from the homozygous dominants
This means that the phenotype of offspring with genotype Aa and AA would be the same. One who possesses distinct or non-identical alleles for a specific trait at the same locus on homologous chromosomes is said to be heterozygous. This definition applies to cells, nuclei, and entire organisms. In contrast to homozygosity, in which the alleles are identical, it signifies that the alleles that code for the same gene or trait are different.
A diploid is a living thing or cellular entity that has two chromosomal sets. Both sets have their origins in the father and the mother, respectively.
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The question was incomplete. Check below the complete question.
There has been sexual selection favoring allele a. A large population of laboratory animals has been allowed to breed randomly for a number of generations. After several generations, 25% of the animals display a recessive trait (aa), the same percentage as at the beginning of the breeding program. he rest of the animals show the dominant phenotype, with heterozygotes indistinguishable from the homozygous dominants. what proportion of the population is most likely heterozygous (a1a2) for this trait?
A) 0.05
B) 0.25
C) 0.50
D) 0.75
1. The enzyme pepsin is found in the stomach. Which medicine is most likely to directly interfere with pepsin's function?
A. a medicine that blocks neural impulses
B. a medicine that affects pH
C. a medicine that prevents clotting
D. a medicine that lowers cholestrol levles
the components of a cell and the arrangement of these individual parts within the cell form the cellular________
Answer: A cell consists of three parts: the cell membrane, the nucleus, and, between the two, the cytoplasm. Within the cytoplasm lie intricate arrangements of fine fibers and hundreds or even thousands of miniscule but distinct structures called organelles.
evidence for the spiral nature of dna came from . a. studies of disease-causing bacteria b. base rule studies c. bacteriophage studies d. x-ray crystallography studies
Studies using x-ray crystallography provided proof of DNA's spiral structure.
How did Watson and Crick figure out what DNA's structure was?Watson and Crick came up with a structure for DNA using proportionate metal models of the individual nucleotides that was in agreement with Chargaff's Rules and with x-ray crystallography data that was received (with some debate) from another researcher by the name of Rosalind Franklin.
Using X-ray diffraction, Franklin and Maurice Wilkins discovered hints concerning the structure of DNA. Franklin's "photograph 51" X-ray diffraction image of DNA demonstrated that DNA crystals take the form of an X on the film used for X-rays. These X-shaped patterns are common in molecules with helical shapes.
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Remembering that proteins are made in cells that are 70% water- and water is polar-
describe how you might imagine that a protein spontaneously folds up into a complex 3D
shape.
A protein can spontaneously folds up into a complex tridimensional 3D shape by inducing polar domain groups to outside the molecule and hydrophobic domains the inside, which allows forming stable bonds with surrounding water molecules.
What is protein folding?Protein folding is the process for which a protein adopts its final 3D shape, which is fundamental for its function and to form chemical bonds with the surrounding aqueous environment. During folding, protein hydrophobic domains are generally located inside the molecule in order to avoid the repulsion of charges, while polar groups such as R-charged groups are located outside.
Therefore, with this data, we can see that protein folding is fundamental and polar domains are generally located outside the molecule.
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What type of mutation results from the addition of extra basesa. Duplicationb. Inversionc. Insertiond. Translocatione. Substitutionf. Deletion
The addition of one or more nucleotide base pairs into a DNA sequence happens due to polymerase slipping and it's called insertion. Therefore, the correct answer is c. Insertion
a boreal forest that is dominated by evergreen conifer trees like spruce, fir, cedar, and pine can withstand intense cold and drought. during the brief summer the soil becomes water logged and forms acidic bogs or muskegs. what is another name for this biome besides a boreal forest or an evergreen coniferous forest?
The boreal forest, also known as coniferous forest, is found in most of Canada, Alaska, Russia, and northern Europe between 50o and 60o north latitude. Taiga is a term used to describe boreal forests in North America.
What is the boreal forest also known as?Taiga, also known as boreal forest, is a biome (major life zone) of vegetation that consists primarily of cone-bearing needle-leaved or scale-leaved evergreen trees and is found in northern circumpolar forested regions with long winters and moderate to high annual precipitation.The boreal forest, also known as coniferous forest, is found in most of Canada, Alaska, Russia, and northern Europe between 50o and 60o north latitude. Taiga is a term used to describe boreal forests in North America.To learn more about : Boreal forest,
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Will selection eliminate a harmful recessive allele from a population as quickly as it will remove a harmful dominant allele? Why or why not?
Answer:
no
Explanation:
you can see dominant traits on every organism that can have them, meanwhile you can have carriers for recessive traits, so there can be hidden traits, thus it will take
What does it mean for a hormone to be episodic? What are two examples of episodic hormones? animal science
Hormone to be episodic means the secretion or release of hormones in response to other response which further induce the secretion the other hormones. Example, The insulin-secreting pancreatic beta-cell, which controls blood sugar, as well as the gonadotropin-releasing hormone (GnRH) neuron, that controls reproductive function are two examples of these rhythmic systems.
Hormone- Chemicals called hormones function in the body as messenger molecules. They are created in one area of the body and then go to other areas where they assist regulate how cells & organs function. For instance, the pancreatic beta cells produce the hormone insulin. Hormones come in a variety of forms and affect various elements of physiological processes and activities. Growth and development are a few of these.
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