A set of cells in the intestinal epithelium divides continually in order to replace dead cells. A microscopic examination of this population of cells would show that most of them
a. have condensed chromatin.
b. are in meiosis.
c. are in mitosis.
d. are in interphase. e. Both a and b

Answer:

looks like about 8% to me

40 to 44 percent of people are in the range of 0 to 4 years.

A population is a group of different people. There are three different types of population such as rapid growth, slow growth, and negative growth.

In rapid growth, the population will grow rapidly. While slow growth population grows very slowly. In negative growth population growth is negative.

In the population graph, male and female growth is shown. The darker color in the population shows males and the lighter color shows females population.

Therefore, 40 to 44 percent of people are in the range of 0 to 4 years.

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Answer:

Bar graphs are used to display relationship between related dataset using bars of various lengths. The length of each bar represents the measure of the data element.

From the given table, the axis of each label is:

Month \(\to\) x-axis

# of deer \(\to\) y-axis

This means that:

Refer to attachment for the bar graph.

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The question that the herp veterinarian MOST likely ask Bruno as she investigates this recurring stomatitis is: "Has Bruno been exposed to other reptiles recently?"

The question above should be asked because germs that are typically found in the environment, including on other reptiles, can cause stomatitis, sometimes known as mouth rot.

Bruno could have acquired the sickness once more if he has come into contact with other reptiles that are carriers of the disease. Thus the reptiles are the vectors that are carrying the disease.

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Because green revolution technologies are lowering the quality of the soil they employ, the massive increases in food yields they have sparked may soon come to an end.

By creating high yielding kinds of important food crops, providing them with fertilizers and irrigation to speed up growth, and insecticides to lessen loss to pests, the Green Revolution significantly enhanced food production (output/acre). Through adapted practices like (1) expanding the amount of land used for farming, (2) double-cropping, which involves planting two crops instead of one each year, (3) adopting HYV seeds, and (4) significantly expanding the use of inorganic fertilizers and pesticides, the green revolution increased crop productivity.

It has been demonstrated that reducing tillage, increasing crop rotations, growing cover crops, and reintroducing livestock into agricultural production systems can both lower agriculture's own carbon footprint and absorb extra carbon produced by other industries.

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In the decay of a 238U nucleus at rest, the conservation of momentum dictates that the momentum of the recoiling daughter nucleus is equal and opposite to the momentum of the alpha particle emitted.

The conservation of energy also applies, meaning the initial energy (Q-value) of the decay is shared between the alpha particle and the daughter nucleus as kinetic energy.

To calculate the kinetic energy of the alpha particle, you'll first need to find the Q-value of the decay. This can be found using a nuclear reaction equation and looking up the masses of the involved particles/nuclei. Then, you can use the conservation of momentum and energy equations to find the kinetic energy of the alpha particle.

Note: The specific calculation requires additional information, such as the masses of the nuclei involved and the Q-value of the decay. However, the general approach described above should help guide you in solving the problem.

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In a (C) Phenocopy polygenic, environmental factors alone can produce a phenotype that is the same as the phenotype produced by a genotype.

Phenocopies are genetically normal individuals whose phenotype mimics the phenotype of an individual with a genetic abnormality or disorder. The term “phenocopy” refers to an environmental agent that causes a change in phenotype that looks like the result of a genetic change, even though the organism is genotypically normal.

This condition is referred to as a “phenocopy” because the change in phenotype is not the result of a genetic change, but is instead a response to an environmental agent that alters the organism’s normal development or function. Examples of phenocopies include exposure to teratogenic agents (agents that cause birth defects) during pregnancy, or exposure to toxins or drugs that cause changes in normal development or function.

The importance of phenocopies in medical research is that they can mimic genetic disorders, leading to a false diagnosis of a genetic disease. Phenocopies can also help researchers identify the environmental agents that cause changes in phenotype, which can be useful for developing therapies or prevention strategies for genetic diseases. The correct answer is C.

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Answer:

Your answer is: A. afarensis and P. robustus

Explanation:

Polonius was behind Gertrude's curtain to listen in, but once Gertrude does so, Polonius cries out in alarm. When Hamlet hears him, he kills him by stabbing him through the curtain.

Hamlet fatally stabs Polonius through the curtain after mistaking him for Claudius. Hamlet attacks his mother for marrying Claudius so soon after her husband's passing, showing no remorse in the process.

When Hamlet lowers the arras, he finds Polonius's body. Instead of killing the king and getting his vengeance, he killed the comparatively innocent Polonius instead. He says goodbye to the elderly man.

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Iron, Gold, Aluminum, Sapphires and Copper are the metallic minerals while Quartz, Calcite, Diamond, Rubies, Emerald, Topaz, Coal and Petroleum are the non-metallic minerals.

Mineral is a chemical compound which is normally crystalline in nature. It is a solid substance present in nature made up of one or more and elements which are combined together.

It is formed as a result of geological processes . For example it includes quartz, calcite, sulphur, clay minerals etc. Minerals are used in the production of ceramics oftenly.

Properties of minerals :

1. They have characteristic chemical composition

2. They have highly ordered atomic structures

3. They have several physical properties such as hardness, luster and cleavage.

Thus, Iron, Gold, Aluminum, Sapphires and Copper are the metallic minerals while Quartz, Calcite, Diamond, Rubies, Emerald, Topaz, Coal and Petroleum are the non-metallic minerals.

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Answer:

amino acids

Explanation:

marke as brainliest

Answer:

D

Explanation:

The diagram below shows a portion of a chromosome during meiosis. Meiosis is a process of cellular division that produces haploid gametes from diploid cells. The process of meiosis involves two rounds of nuclear division.

During the first round, homologous chromosomes pair up and exchange genetic material. This process is known as crossing over.

The diagram below shows a section of the chromosome during the first meiotic division. The chromosome is composed of two sister chromatids, which are identical copies of each other.

These sister chromatids are held together by a centromere. At this stage, the sister chromatids are in the process of separating from each other. The arrows indicate the direction of movement of the chromatids as they separate. The diagram also shows a section of the chromosome where the two sister chromatids have already separated.

This section is known as a chiasma, and it is the result of crossing over. During crossing over, segments of DNA from the two homologous chromosomes exchange places. This process creates genetic variation in the gametes, which is important for evolution.

In conclusion, the diagram shows sister chromatids separating, alleles independently assorting, segments of DNA crossing over, but not genes replicating. The correct answer is A. Sister chromatids are separating.

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AA (homozygous dominant for dry earwax), aa (homozygous recessive for wet earwax), Aa (heterozygous for dry and wet earwax), 11-3: AA (homozygous dominant for dry earwax), 1-2: aa (homozygous recessive for wet earwax) and III-1: Aa (heterozygous for dry and wet earwax)

Based on the information provided, the genotypes of the individuals in the pedigree are as follows:

It is important to note that the genotypes listed above are based on the assumption that the inheritance pattern for the ABCC11 gene follows simple Mendelian inheritance. If the inheritance pattern is more complex, the genotypes may not be accurately predicted using this method.

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Answer: a protein is not synthesized .

Explanation: i misread the answer above me and got it wrong so it showed me the correct answer .

Organisms possess specialized structures for efficient oxygen utilization. Gills in aquatic organisms, lungs in terrestrial vertebrates, and tracheal systems in insects enable oxygen exchange. Birds have lungs and air sacs for efficient respiration. Hemoglobin in red blood cells transports oxygen. These adaptations optimize oxygen utilization for survival.

Structures in organisms that are well-adapted for efficient oxygen utilization include:

These structures and adaptations are examples of how organisms have evolved to maximize their oxygen utilization, allowing them to thrive in their respective environments.

This pedigree chart shows autosomal recessive inheritance. Shaded individual shows autosomal recessive inheritance.

Using autosomal recessive inheritance, a genetic disorder or trait can be passed from parent to offspring. When a child receives one copy of a mutant (changed) gene from each parent, a genetic disease may result.

A child with an autosomal recessive disease typically does not have affected parents. Those genes must be abnormal to cause disease.

Tay-Sachs disease, sickle cell anemia, and cystic fibrosis are a few examples of autosomal recessive diseases.

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Answer:

contact tracing and global surveilliance

Global surveillance of emerging infectious diseases aims to rapidly detect changes in the incidence rate of endemic diseases and in promptly recognizing and characterizing syndromes caused by previously unknown pathogens of epidemic potential.

Contact tracing has provided a way for local and state officials to prevent the spread of disease before it can affect the majority of the citizens in an area.

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Answer:

Masks and Vaccines

Explanation:

Masks will prevent others from getting sick if you have a virus or if they have a virus.

Vaccines help your body remember the virus so the next time it attacks your body can combat them.

When evolutionary stasis is observed, there is not a single explanation that accounts for it.

Evolutionary stasis is a phenomenon that is characterized by the lack of phenotypic evolution in a lineage over a certain period of time. This can be observed in the fossil record and through genetic analyses of extant organisms. There are many factors that can contribute to evolutionary stasis, including stabilizing selection, genetic drift, and developmental constraints. Stabilizing selection occurs when the average phenotype of a population is favored, and extreme phenotypes are selected against.

This can lead to the fixation of alleles in a population, which can contribute to evolutionary stasis. Developmental constraints occur when developmental pathways limit the range of possible phenotypic variation in a lineage. For example, the mammalian body plan is constrained by the four-limbed tetrapod ancestor. In conclusion, there is not a single explanation that accounts for evolutionary stasis. Rather, it is the result of a complex interplay of genetic, developmental, and ecological factors.

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Answer:

D- The organisms uses most of the energy it takes in to sustain their own life.

Explanation:

Mechanisms for moving substances across the plasma membrane that require the use of cellular ATP include:

Active transport is a form of transport movement of substances across a barrier such as the plamsa membrane against their concentration gradient, using energy in the form if ATP.

Some examples of active transport in the body include:

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The diagram illustrating meiosis is attached.

In sexually reproducing organisms, meiosis is a type of cell division that results in a reduction in the number of chromosomes in gametes (the sex cells, or egg and sperm). Body (or somatic) cells in humans are diploid, meaning they have two sets of chromosomes (one from each parent)

Meiosis is a type of cell division that results in the production of four gamete cells and a 50% reduction in the number of chromosomes in the parent cell. To produce egg and sperm cells for sexual reproduction, this process is necessary. Cells go through prophase, metaphase, anaphase, and telophase during each round of division.

Interphase: The DNA in the cell is copied resulting in two identical full sets of chromosomes.

Prophase: Each chromosome is composed of two sister chromatids containing identical genetic information.

Metaphase: The chromosome pairs line up next to each other along the center of the cell.

Anaphase: The meiotic spindle then separates the pair of chromosomes by pulling one chromosome to one pole and the other chromosome to the opposite pole of the cell.

Telophase and cytokinesis: The chromosomes complete their move to the opposite poles of the cell.

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Answer:

6.True

7.True

8.True

9. False, both RNA and DNA are nuclei acids. that are made from nucleotides

10. True

Explanation:

Answer:

6. False- light microspcopes

7. True

8. True

9. False- Nucleic Acids

10. True

Angiotensin II is a hormone that is produced in response to low blood pressure or low blood volume. It causes constriction of blood vessels and increases peripheral resistance, which in turn raises blood pressure. Similarly, antidiuretic hormone (ADH) also increases peripheral resistance and blood pressure when secreted in high doses.

On the other hand, atrial natriuretic peptide (ANP) is a hormone that is released from the heart in response to high blood volume. ANP causes vasodilation, which decreases peripheral resistance and increases blood flow, leading to a decrease in blood pressure. It also increases urine output, which helps to decrease blood volume.

Angiotensin II, aldosterone, and ADH work together to decrease urine output and maintain blood volume and pressure. They cause the kidneys to reabsorb more water and sodium from the urine, which decreases urine output and increases blood volume. ANP, on the other hand, promotes the excretion of water and sodium in urine, leading to a decrease in blood volume.

In summary, angiotensin II and ADH increase peripheral resistance and blood pressure, while ANP promotes vasodilation and decreases blood pressure. The balance between these hormones is crucial in maintaining proper blood volume and pressure in the body.

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Answer:

C

Explanation:

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hope it helps you!..

Interphase:

Is known as the resting stage. Replication of DNA occurs.

- G1

-S

-G2

Prophase:

The chromosomes are visible,  centrioles are formed and begin to move to opposite sides. This is where you see the dissolving of the nuclear membrane.

Metaphase:

The chromosomes line up in the centre of the cell.

Anaphase:

This when the cell divides (should look like two circles splitting) you will see the spindles begin to shorten which pull chromatids apart.

Telophase:

The nuclear membrane is reformed.

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Answer:

prokaryotes

Explanation:

Answer: hello im am very smart but i dont know this one

Explanation:

These separated populations are linked by strips of natural niche that are known as corridors. The demand for the actuality of a metapopulation is a system of niche corridors that link individual populations.

Astronomically speaking, a metapopulation is a group of populations( frequently called * subpopulations) that enthral spatially distinct niche patches that are close enough to support disbandment among patches. We frequently suppose similar models as “ spatially structured ” or “ spatially unequivocal ”, although some metapopulation models( like the models considered below, and in the Gotelli text) use a rather abstract representation of space!

Now that we ’re allowing creatures living in particular areas in space, we need to incorporate information about movement ecology in addition to population ecology! Patches in a metapopulation are connected viadispersal. However, it wouldn’t really be a metapopulation, but rather a set of insulated populations that you could model singly, If there were no connectivity( disbandment among patches).

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