Answers
The molecule which has likely been removed or mutated from a cell that can form beads on a string chromatin, but not solenoid fibers is: A. Η1
A cell can be defined as the fundamental functional, structural and smallest unit of life for all living organisms.
Genome editing refers to a high-tech process through which scientists remove (delete), replace or insert a deoxyribonucleic acid (DNA) sequence into the cells of a living organism such as an animal, bacterium, plant, etc., so as to improve on its physical and chemical conditions or correct a genetic disorder.
Chromatin can be defined as a complex form of deoxyribonucleic acid (DNA) and protein found in the cells of an eukaryotic organism.
In the classic model of chromatin, the beads simply refer to the nucleosomes while the string is simply the linker deoxyribonucleic acid (DNA).
Basically, the deoxyribonucleic acid (DNA) is wrapped around histone proteins to form nucleosomes and the beads on a string structure (euchromatin).
Furthermore, there exists a linker histone H1 in addition to core histones that reaches the entry or exit of the deoxyribonucleic acid (DNA) strand on the nucleosome.
In conclusion, a cell cannot form beads on solenoid fibers but it can form beads on a string chromatin because the H1 molecule has likely been removed or mutated in the cell.
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Related Questions
The statement "all objects in the universe attract each other," is an example of which of the following
Answers
Hope this helps
steel manufacturing plants are required to pay a fine for their carbon dioxide emissions. what is the effect of this situation on the market supply curve
Answers
The effect of this situation on the market supply curve is the supply shifts left.
What is the market supply curve?The link between total output and the average marginal cost of creating this output is measured by the market supply curve. One justification for sketching supply curves with P on the vertical axis is the interpretation of the market supply curve as a marginal cost curve.
When all of the enterprises in an economy's supply curves are added together, the market supply curve is the result. The market supply is upward-sloping because every firm increases its output when the price rises.
Therefore, the supply shifts left as a result of this condition on the market supply curve.
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Show the reciprocal cross: A red-eyed female (homozygous) and a white-eyed male. How many offspring will have white eyes and what is their sex?
Answers
When we see the reciprocal cross between a red-eyed female (homozygous) and a white-eyed male,we observe that none of the offspring will have white eyes. Additionally, the sex of the offspring will be half male and half female since the ratio of males to females is 1:1.
The reciprocal cross for a red-eyed female (homozygous) and a white-eyed male can be shown as follows:Female (XrXr) x Male (XwY). Females have two X chromosomes and males have an X and a Y chromosome. Red eyes are dominant to white eyes; therefore, we use Xr to represent red eyes and Xw to represent white eyes.
The offspring are as follows:All F1 females are heterozygous (XrXw).All F1 males are hemizygous (XrY).The F1 generation will have red eyes since the dominant allele is present.
None of the F1 individuals will have white eyes as the recessive allele is not present in the F1 generation.
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In chipmunks, the dominant allele (H) codes for short-haired fur and the recessive allele (h) codes for long-haired fur. What is the probability that the offspring of a cross between a male chipmunk (Hh) and a female
chipmunk (hh) will have either furtype?
A. 50% of alfspring will have long haired fur.
B. 25% of offspring will have short-haired fur.
C. 100% of offspring will have long-haired fur.
D. 100% of offspring will have short-haired fur.
Answers
Answer:
50% will have long hair!
Explanation:
When you cross between Hh and hh, two out of four are Hh, which is long hair, and two are hh, which is short hair.
Answer:
A I think
Explanation:
What are two biotic factors and two abiotic factors in the photo below.
In the tundra, what is the difference between the biotic and abiotic factors you saw in the image?
How do the biotic and abiotic factors you chose interact?
Answers
Answer:
the 2 biotic factors are the plants in the corner and the 2 reindeer
The 2 abiotic factors in the image are the water and the mountains
The difference between the biotic and abiotic factors is that the biotic factors are living and the abiotic factors aren't living things.
The water gives nutrients to the reindeer.
Explanation:
Biotic factor are living things Abiotic factor are non-living things (;
Which of the following concepts makes it legally right to reproduce a substantial portion of the works of another person with permission?
Answers
The concept that makes it legally right to reproduce a substantial portion of the works of another person with permission is Copyright. Option A
What is copyright all about?The concept of copyright grants the creator of an original work the sole rights to its use and distribution, usually for a limited time, with the intent of enabling the creator to receive compensation for their intellectual effort.
When someone else wishes to reproduce a substantial portion of those works, they must usually get permission from the copyright holder.
This permission can take the form of a license or contract that outlin the tems under which the work can be used.
The above answer is in response to the full question below;
Which of the following concepts makes it legally right to reproduce a substantial portion of the works of another person with permission?
A. Copyright
B. Fair use
C. Freedom of information
D. Intellectual freedom
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How does this hierarchy relate to the approach we take in studying anatomy and physiology?
Answers
Answer:
As we discuss further into Anatomy & Physiology I ask that you keep this hierarchy in mind, for one complexity cannot exist without its smaller counterpart.
Explanation:
Hierarchy is related to the approach we take in studying anatomy and physiology as organisms are classified into different classes on the basis of their structure and functions.
What is Hierarchy?Hierarchy can be defined as the taxonomic classification of living organisms in the successive levels of complexity. In this, the highest rank in such a classification system is the Kingdom while species is the lowest rank of the classification system. Hierarchy can be classified into two types namely obligate hierarchy and intermediary hierarchy.
Hierarchy is the structure and the regularity, so that's how how we approach it when we are studying the anatomy and physiology and then the last part which we want to give as an example from the anatomy. The structure of the body part is related to its physiology.
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Genes are located on
A. dna
B. Proteins
C. Rna
Answers
Answer:Dna
Explanation:
Some genes act as instructions to make molecules called proteins. However, many genes do not code for proteins. In humans, genes vary in size from a few hundred DNA bases to more than 2 million bases. (medlineplus.gov)
I really need help for homework Biology 102 ASAP and it's Due Mar 13, 2023 at 11:59 PM EST
Unit 5: Questions
3-1. sensitive and not sensitive.
3-2. allergies, rashes and skin cancer.
3-3. herpes, dermatitis and thrush.
3-4. dermatitis, herpes and acne, pineal, sweat and sebaceous.
3-5. location, persistence and severity.
3-6. herpes, adeno and papilloma, oral antibiotic, surgical removal and topical oinment.
Answers
The correct options for the skin are:
sensitiveskin cancerdermatitisacne; sebaceous severitypapilloma virus; surgical removal.What happens to the human skin?Human skin, perhaps because it is not covered in thick hair like the skin of other animals, is sensitive to trauma. Usually secondary to UV exposure, several types of skin cancer can threaten over-exposed skin.
Irritation from allergies and or chemicals can cause dermatitis, an inflammation of the skin that is often red and/or itchy.
Another skin disorder, most common during adolescence, is acne, resulting from increased bacterial growth, usually in areas of the body with a high concentration of sebaceous glands.
Over-the-counter and prescription drugs are used to treat breakouts, depending on their severity. Lasers and other heat devices are also used to kill the causative bacteria.
Warts, caused by the human papilloma virus, are small areas of skin proliferation. They are often treated with freezing or surgical removal.
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Complete question:
Complete each of the following statements regarding common skin disorders and their treatments by selecting the appropriate term from each dropdown list.
1. Human skin, perhaps because it is not covered in thick hair like the skin of other animals, is [(Click to select) to trauma.
2. Usually secondary to UV exposure, several types of [(Click to select) can threaten over-exposed skin.
3. Irritation from allergies and or chemicals can cause [(Click to select), an inflammation of the skin that is often red and/or itchy.
4. Another skin disorder, most common during adolescence, is (Click to select), resulting from increased bacterial growth, usually in areas of the body with a high concentration of [(Click to select) glands.
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5. Over-the-counter and prescription drugs are used to treat breakouts, depending on their (Click to select). Lasers and other heat devices are also used to kill the causative bacteria.
6. Warts, caused by the human (Click to select) virus, are small areas of skin proliferation. They are often treated with freezing or
(Click to select)
3-1. sensitive and not sensitive.
3-2. allergies, rashes and skin cancer.
3-3. herpes, dermatitis and thrush.
3-4. dermatitis, herpes and acne, pineal, sweat and sebaceous.
3-5. location, persistence and severity.
3-6. herpes, adeno and papilloma, oral antibiotic, surgical removal and topical oinment.
These important terms help you to understand how chemistry relates to biology. Match the terms to their definitions.
Question 1 options:
This is the smallest unit of matter that still retains all of the properties of that type of matter
A substance that cannot be broken down into other substances by chemical reactions
These are the product when more than one atom is bonded to another atom
Substances with two or more elements in a fixed ratio
It is defined as anything that occupies space and has mass
1.
Matter
2.
Elements
3.
Atoms
4.
Molecules
5.
Compounds
Answers
Chemistry and biology are deeply connected, and understanding the fundamental concepts of chemistry is crucial to comprehending how biological systems work. Among the most important concepts are the terms matter and elements, atoms, molecules, and compounds.
Anything with mass and space is considered matter. The smallest unit of matter that still keeps all of that type of matter's features is an atom, which is the smallest substance that cannot be converted into another substance by chemical reactions. When two or more atoms are bound together, molecules are created, whereas compounds are made up of two or more elements in a certain proportion. In summary, the terms matter, elements, atoms, molecules, and compounds are essential in understanding the relationship between chemistry and biology. These concepts lay the foundation for more advanced concepts and theories that explain how the fundamental building blocks of matter interact to create biological systems.
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Speculate on how climate change could could present an advantage or disadvantage for the invasive species?
Answers
Numerous alien species are made easier to establish and spread, and climate change gives them more chances to expand and become invasive.
A short-term rise in shifting conditions may make it easier for alien plant species to establish themselves over time, according to some studies. Accelerating anthropogenic climate change could be detrimental to species with slow generation rates and limited ability to expand their range. Species that can swiftly change their ranges may have an advantage.
The most effective invaders are typically species that are widely distributed along a latitudinal axis and can thus endure a variety of climatic conditions. The destabilisation of the environment brought on by climate change, which is promoting the spread of invasive species, is known as the climate change and invasive species relationship. Numerous ecosystems have shown evidence of increased warmth and precipitation as a result of anthropocentric climate change.
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explain the importance of all 3 biomolecules in general and for making ATP.
Answers
The three biomolecules that are used for making ATP are Lipids (fats) , Carbohydrates and Proteins
The biomolecules also known as biological molecules serve a wide range of activities and they vary in shape and their size . It is also considered essential to life because they help organisms develop, survive, and propagate. The biomolecules interact with one another which play a role in the development of organisms .
There are four types of biological molecules which are carbohydrates which is used as an energy source , lipids which is used for storage and support , proteins is used for supporting essential vital functions and amino acids are the developing elements that make up proteins and nucleic acids for storing genetic information .
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Which process is represented by the arrow in the diagram below? A. regulation B. respiration C. growth D.excretion
Answers
Answer:
D is the correct answer
Explanation:
ur welcome :3
Briefly explain what was done in the experiment where pigeons could choose which button to peck in the Skinner box. How does this relate to self-control?
Answers
In this experiment, Skinner placed a pigeon inside a box that contained a button that when pressed released water or food. This pigeon went through periods of deprivation of water and food, but over time, he realized that when he pecked the button he had access to these two elements. Skinner called this behavior operant behavior, which is the behavior that occurs controlled by its consequences.
Although Skinner did not specifically study self-control, with this experiment, we can make a connection between operant behavior and self-control, since both are behaviors shown as a way to change the environment in which they are inserted, but this change also affects them.
photosynthesis takes place in the leaves of plants. Photosynthesis can be thought of as taking place in two stages. In the first stage, energy from sunlight is captured the
Answers
Photosynthesis can be thought of as taking place in two stages which include light-dependent reactions and light-independent reactions.
Chlorophyll collects solar energy during the light-dependent processes that occur at the thylakoid membrane and then uses water to convert it into chemical energy. Water is hydrolyzed in light-dependent processes, and oxygen is produced as a byproduct.
The chemical energy generated by the light-dependent processes powers both the capture of carbon in carbon dioxide molecules and the subsequent construction of sugar molecules during the Calvin cycle, which takes place in the stroma.
The energy is transferred between the two processes via carrier molecules. Because they deliver energy, the carriers that transfer energy from the light-dependent processes to the Calvin cycle reactions might be said to be "full." The "empty" energy carriers return to the light-dependent processes to gather further energy once the energy has been released.
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Provide a scientific term for ‘breaking down’ of nutrients.
Answers
Answer: DIGESTION
Explanation:the breaking down of nutrients is know as digestion.DIGESTION is the process of mechanically breaking down food into substances for absorption into the bloodstream. Hope this helps!
With the concept of CHANGING- ENVIRONMENT HYPOTHESIS in mind, what could be the possible explanation why the frequency of meiosis in protists increases when there is food scarcity or when the density in population is high?
Answers
Answer:
By sex in eukaryotes, we understand a more-or-less regular succession of meiosis and syngamy. A natural consequence of this is the alternation of haploid and diploid phases in the life cycle. Eukaryotic sex significantly differs from prokaryotic sex in two crucial respects: the cellular mechanisms are quite different, and the transfer of genetic material in prokaryotes is less frequent and more localized (Maynard Smith et al., 1991). However, there seems to be significant continuity in the molecular mechanisms: sex in either case requires recombination enzymes, many of which are active in repair of damaged DNA as well. Thus, it seems plausible that recombinational repair was a preadaptation for sexual recombination. We mention in passing that there is a theory that selection for the recombinational repair of doublestrand DNA damage is responsible for the current maintenance of eukaryotic sex (Bernstein et al., 1981, 1988), but there are severe theoretical as well as factual problems with this theory; we will mention some factual difficulties later. Although an alternation of haploid and diploid phases follows from sex, a clue to the origin problem may lie in the idea that this alternation existed before the evolution of sexual recombination proper. The first hint that this may have been so comes from the classic paper by Cleveland (1947), where he proposed that the haploid-diploid cycle may have started with a spontaneous diploidization by endomitosis: that is, without syngamy. His suggestions were based on original observations on primitive flagellates (hypermastigotes and polymastigotes). Among them, Barbulanympha has a regular endomitosis-meiosis cycle. Margulis & Sagan (1986) called renewed attention to Cleveland’s ideas. In particular, they argued that the alternation of ploidy phases could have a primarily ecological explanation: if the environment alternates in some important factors, this may drive a haploid-diploid cycle, provided the phases are adaptations to different environments. For example, diploids have a smaller relative surface area than haploids, which may confer higher metabolic efficiency. We shall come back to such ideas soon. We focus first on the possible cellular mechanisms connecting the two phases. It is important that some protists have a one-step rather than a two-step meiosis: after syngamy, the two homologous chromosomes become disjunct without premeiotic doubling.
Ella is describing the importance of genetic variation in a species.
Which statement should she use?
A) Genetic variation results in a species with individuals that have similar genes and that can adapt to changes in the environment.
B) A species that has a great deal of genetic variation has a lower survival rate because there is a greater risk of harmful genetic mutations.
C) Individuals in a species that has a high level of genetic variation are often unable to find mates and reproduce.
D) Genetic variation increases the ability of a species to adapt to environmental changes, and the species is less likely to become extinct.
Answers
Answer: Genetic variation results in a species with individuals that have similar genes and that can adapt to changes in the environment
Explanation:
Which of the following has a direct role in the nitrogen cycle?
o bacteria
O legumes
O decomposers
O all of the above
Answers
Explanation:
The answer would be Bacteria!!
Which of the following factors would you expect to affect the rate of photosynthesis? Choose all that apply. You will be deducted for incorrect answers.
Select one or more:
a.
Amount of solar energy available
b.
Carbon dioxide concentration
c.
Amount of oxygen available
d.
Water availability
Answers
Answer:
Carbon dioxide concentration
Explanation:
Even if there is plenty of light, a plant cannot photosynthesise if there is
insufficient carbon dioxide.
How can color be use in balance?
Answers
Answer:
Color balance changes the overall mixture of colors in an image and is used for color correction. Generalized versions of color balance are used to correct colors other than neutrals or to deliberately change them for effect.
Explanation:
Question 1
Which is a correct definition of carrying capacity?
A
the largest number of different species that a particular habitat can support indefinitely with the resources available
B
the smallest number of different species that a particular habitat can support indefinitely with the resources available
С
the largest number of individuals of a certain species that a particular habitat can support indefinitely with the resources available
D
the smallest number of individuals of a certain species that a particular habitat can support indefinitely with the resources available
C2021 Illuminate Education, Inc.
o
Answers
Answer:
the answer is A
Explanation:
Question 9 of 30
Which of the following statements most accurately describes how water
moves through Earth and its atmosphere?
A. Liquid water falls to Earth as rain.
B. Gaseous water moves from the atmosphere to Earth's rivers and
oceans.
C. Liquid water enters the atmosphere from Earth's rivers and
oceans.
O D. Gaseous water falls to Earth from the clouds.
SUBMIT
Answers
Answer:
option A
Explanation:
liquid water falls to the earth as rain
What is the part of the nitrogen cycle?
Answers
answer The nitrogen cycle involves three major steps: nitrogen fixation, nitrification, and denitrification.
Answer:
Overview: The nitrogen cycle involves three major steps: nitrogen fixation, nitrification, and denitrification. It is a cycle within the biosphere which involves the atmosphere, hydrosphere, and lithosphere. ... Neither plants or animals can obtain nitrogen directly from the atmosphere.
In recent years the elephant population in certain African ecosystems have seen a decreased. The decrease is most likely due tl
Answers
Answer:
mostly poaching
Explanation:
i dont know if this was the answer you wanted but...
nvm I had my head on the wrong question
8. Identify THREE structures found in plant cells but not in animal cells
Answers
Answer: cell wall, chloroplasts, plastids, and a central vacuole
Explanation:
Answer:
Vacuole
cell wall
chloroplast : photosynthesis
The photograph shows of waves made by an earthquake. what was transported to this location by the earthquake waves?
A. Rock
B. Matter
C. Gravity
D. Energy
Answers
Answer:
Energy
Explanation:
I just took the test and got it right
Answer:
Explanation:yes ENERGY!
Which of the following is the correct order of the nephron tubule structures? O Distal tubule, loop of Henle, proximal tubule, glomerulus, collecting duct O Loop of Henle, glomerulus, proximal tubule, distal tubule, collecting duct O Glomerulus, proximal tubule, loop of Henle, distal tubule, collecting duct O Proximal tubule, glomerulus, distal tubule, loop of Henle, collecting duct - Previous
Answers
It is correct to arrange the nephron tubule features in the following order: distal tubule, loop of Henle, proximal tubule, glomerulus, & collecting duct.
What is the nephron?The kidneys are each made up of a million nephrons, that are filtering cells. A filter called the glomerulus and a tubule are both parts of a nephron. The glomerulus filters your blood, and the tubule restores essential chemicals to your blood while removing waste. This is the way the nephrons function.
What is a nephron and its function?Nephron, a functional element of the kidney, is indeed the organ responsible for producing urine as waste or extra chemicals are eliminated from the blood. Every human kidney contains roughly 1,000,000 nephrons.
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ecotones are the . question 3 options: sounds that animal communities make in ecosystems interactive behaviors leading to communication studies of specific biomes by ecologists transitional zones between ecosystems areas between territories of organisms
Answers
Ecotones are the transitional zones between two ecosystem.
What are Ecotones?The transitional areas between two ecosystems are known as ecotones. Ecotones are the constrictive area between two distinct ecosystems.It may be described as the area where these two ecosystems meet. Ecotones are home to a variety of species, and both the ecosystem's residents utilise the ecotones' resources.Sharp variations in the landscape and species population characterise ecotones.Ecotones are formed when a location's environmental conditions drastically shift, drawing a clear line between it and the surrounding region.Ecotones are created when these changes converge midway between these two areas.Mangroves are one type of ecotone. These are situated halfway between the marine and terrestrial ecosystems.To learn more about ecotones refer to:
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3. Clarify why test crosses are used
in selective breeding.
Answers
Answer:
Test crosses are used in selective breeding because they can determine the genotype of the parent.
Explanation:
Also, I see it it ur first question. Welcome to Brainly!