The model represents DNA replication.
Enzyme 1 DINT -DNA
DONKE
INXMAY
Enzyme 2
What does enzyme 2 do?
Enzyme 2
OA. It chemically connects the two strands together.
OB. It adds nucleotides to the growing strands of DNA.
C. It binds to the double helix and unzips the molecule.
D. It builds RNA strands from sections of DNA.

The answer is B since that's the definition of artificial selection ,selective breeding made by humans

Answer:

Differences in beak shapes tell us that all the finches eat the same type of food. Different finch beak shapes are evidence that all Galápagos finches shared a common ancestor a long time ago. Different finch beak shapes are evidence that over time, finch species adapted to different food sources on the islands.

Explanation:

Answer:

C

Explanation:

because the human population is constantly rising and it has become a problem because we are using up our resources. linear means it stays the same. slowing means it's going down more than up and exponential means it is continuously going up

Under normal circumstances, about 99% of filtered glucose is reabsorbed back into the peritubular capillaries in the kidneys.

Glucose is filtered out of the blood in the glomerulus of the kidney and enters the tubular system of the nephron. The proximal tubule of the nephron reabsorbs most of the filtered glucose back into the bloodstream. This process is known as tubular reabsorption.

Under normal circumstances, nearly all of the filtered glucose is reabsorbed in the proximal tubule of the nephron, and less than 1% of the filtered glucose remains in the tubular fluid to be excreted in the urine.

The reabsorption of glucose is an active transport process that requires the use of energy in the form of ATP. The glucose transporters on the membranes of the proximal tubule cells move glucose from the tubular fluid into the cells and then into the peritubular capillaries for transport back into the bloodstream.

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Answer:

D is the answer please answer the

Answer:

I'd go with D.

Explanation:

Species may share similar physical features because the feature was present in a common ancestor (homologous structures). Molecular biology. DNA and the genetic code reflect the shared ancestry of life. DNA comparisons can show how related species are.

A process known as eutrophication is brought on by an excess of nutrients, primarily nitrogen and phosphorus, in water. Algae thrive, spread, and color the water green as a result of feeding on the nutrients.

Because of human activities, cultural eutrophication is a process that accelerates natural eutrophication. The three primary sources for anthropogenic nutrient input are sewage form cities and industrial waste water, as well as erosion and leakage from fertilized agricultural areas.

More carbon dioxide is now accumulating in the atmosphere as a result of burning fossil fuels than can be absorbed by current carbon sinks like forests, as well as the loss of carbon sinks from deforestation and other activities.

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Answer:

Bioindicators are living organisms such as plants, planktons, animals, and microbes, which are utilized to screen the health of the natural ecosystem in the environment. They are used for assessing environmental health and biogeographic changes taking place in the environment.

Explanation:

Answer:

the yellow one right

Explanation:

When designing an experiment to determine if a trait is X-linked, it is important to consider factors related to the initial parental matings and how data will be collected when scoring the progeny.

In terms of the initial parental matings, the first factor to consider is the selection of appropriate parental individuals.

For an X-linked trait, one parent should possess the trait of interest (the X-linked phenotype) while the other parent should not.

This is typically achieved by using a female with the trait and a male without the trait.

This is because if the trait is X-linked, the female parent will pass on one of her X chromosomes to all offspring, potentially carrying the trait, while the male parent can only pass on his Y chromosome, which does not carry the trait.

The second factor to consider is the size of the breeding population. A larger population size increases the likelihood of obtaining a sufficient number of progeny to obtain statistically meaningful results.

Additionally, it is important to ensure that the mating pairs are randomly selected to avoid any bias in the data.

In terms of data collection when scoring the progeny, the main factor to consider is accurately determining the phenotypes of the offspring. This requires careful observation and recording of the trait of interest in each individual.

To minimize bias, it is often recommended to have multiple observers independently score the phenotypes and compare their results for consistency. It is also important to establish clear criteria for defining the presence or absence of the trait.

Furthermore, to determine if the trait is X-linked, it is necessary to analyze the data using appropriate statistical methods.

This may involve performing chi-square tests or other tests to compare the observed frequencies of the trait in males and females.

The data should be analyzed separately for males and females to assess any sex-specific patterns.

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Answer: They each have patches on their stomachs. Also, all 3 animals have claws or legs, even though they play different function in each organism, they 3 still share the same characteristics of having claws or legs.

Explanation:

I am also trying to understand the 2nd question, but this is the answer to the 1st one.

Fat stores begin developing during week 14, and provide energy and insulation.

During embryonic development, fat stores begin to develop around the 14th week of gestation. These fat stores play important roles in the body, primarily providing energy and insulation.

Energy: Fat stores serve as a concentrated source of energy for the body. When the body requires energy, fat cells release stored fatty acids that can be broken down and utilized as fuel by various tissues and organs. This is particularly important during periods of fasting or prolonged physical activity when other energy sources, such as glucose, may be limited.

Insulation: Fat stores also act as insulation to help regulate body temperature. Adipose tissue, which is primarily composed of fat cells, has low thermal conductivity. This means that it helps to retain body heat, providing insulation and preventing excessive heat loss in cold environments.

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Answer:

d?

Explanation:

Answer:

what are the options

Explanation:

can you help me with my new question

Answer: y = -6/5

Explanation:3x - 5y = 6 —> 5y = 3x - 6 —> y = (3/5)x -6/5

y intercept is where x = 0, where y = -6/5

and incidentally,  the x intercept, where y = 0 is x = 2

Answer:

Continental polar has very low temperatures, little precipitation, and air pressure varies with the pressure system moving through

The variation in the US continental region is due to the change in the weather during the day and the night.

These are the reasons for the polar air mass:-

Continental Polar air usually forms during the cold period of the year over extensive land areas.

The upper part of the region has a cold breeze while the lower part has a warm breeze.

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Answer:

Water is a never ending source as well as it dosent produce the carbon footprint in which many energy companies and plants produce.

Explanation:

Answer:

Electrons are many thousand times smaller than the nucleus and negatively charged.

Explanation:

Electrons possess negligible mass and carry a negative charge.

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In meiosis, homologous chromosomes separate in step a, which is called "anaphase I," and four haploid nuclei are formed in step b, which is called "cytokinesis II."

During anaphase I of meiosis, homologous chromosomes, which consist of one chromosome from each parent, separate and move toward opposite poles of the cell. This ensures that each resulting cell receives only one copy of each chromosome pair.

Anaphase I is a crucial step in meiosis as it ensures the distribution of genetic material between the daughter cells is randomized and contributes to genetic diversity.

Following anaphase I, the cell enters cytokinesis II, the second stage of cell division in meiosis. Cytokinesis II involves the physical separation of the two cells formed after anaphase I, resulting in the formation of four haploid nuclei, each containing a single set of chromosomes.

These nuclei go on to further undergo a process called "telophase II" to form four distinct haploid cells, known as gametes, which are essential for sexual reproduction.

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Sex-linked traits are genes carried on the sex chromosomes, the X and the Y chromosome. Only males carry the Y chromosome, and therefore all genes on the Y chromosome are passed down to the son. Women carry two X chromosomes; therefore, sex-linked traits can be passed on from both the mother and the father.

Examples of sex-linked traits include red-green colour blindness and haemophilia.

In codominance, both alleles are expressed in the phenotype of heterozygous offspring. The human ABO blood group is an example of codominance.

There are three alleles for the ABO gene: IA, IB, and I (i is recessive to both IA and IB). If an individual is heterozygous for both the IA and IB alleles, they will express both A and B antigens on their red blood cells. If they are homozygous for either IA or IB, they will express only one antigen on their red blood cells.

Incomplete dominance occurs when neither allele is dominant nor recessive, but instead, the phenotype is a blend of both. An example of incomplete dominance is the snapdragon flower, which has a red flower and a white flower. When the red flower is crossed with the white flower, the resulting offspring have pink flowers, which is a blend of red and white. The genotype for pink flowers is Rr, where R represents the red allele, and r represents the white allele.

When two pink flowers are crossed, their offspring will have a ratio of 1:2:1 of red, pink, and white flowers.

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The large horse breeds are Dutch Draft, Percheron, Belgian Draft, Clydesdale and  Shire Horse.

Although most horses are relatively calm, intelligent, and harmless animals, especially draught breeds, their size and might can nonetheless frighten people.

The top five largest horse breeds in the world are as follows:

1) Dutch draft: Dutch draft horses are a larger breed that are native to the Netherlands. It is renowned for its short legs, large neck, and chubby torso. The Dutch draft horse has very small ears and eyes given its size.

2) Percheron: The fourth-largest breed of horses, the percheron horse is French-born. Because it has a more "elegant look" and is frequently used to blend breeds, it is the most well-liked of the heavier breeds. The record for pulling 1500 kg over 4 meters belongs to an Australian percheron mare.

3) Belgian Draft: As implied by its name, this breed is from Belgium. Compared to the breed from 100 years ago, the modern Belgian draft horse is larger. Mostly, it is employed as a carriage horse. Their back is both short and quite wide. They are more well-liked among the huge horse breeds since they are well-known for having a very calm temperament and being intelligent.

4) Clydesdale: The Clydesdale horses have a distinctive coloration that makes it easy to identify them right away thanks to their big white socks and abundant feathering.

5) The Shire Horse: It has held the world record for both the tallest and largest horse breed, is a British breed. Mares can be any of the four colors listed above, as well as black, grey, bay, or roan stallions. Between 850kg and 1100kg is the typical weight.

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Water is a product of cellular respiration but not fermentation.

Cellular respiration is a metabolic process that occurs in the cells of living organisms to produce energy. It involves the conversion of glucose and other organic molecules into usable energy (in the form of ATP) through a series of chemical reactions. The process takes place in the mitochondria and can be broadly divided into two stages: glycolysis and the citric acid cycle (also known as the Krebs cycle). During glycolysis, glucose is broken down into pyruvate, releasing a small amount of energy in the form of ATP. In the citric acid cycle, pyruvate is further metabolized, generating more ATP and producing carbon dioxide as a waste product. Overall, cellular respiration allows cells to generate the energy they need to perform vital functions and sustain life.

For example, water is involved in the hydration and dehydration reactions that occur during glycolysis, which is the first stage of cellular respiration. In addition, water is a reactant in the citric acid cycle, where it helps to dissolve the various metabolites involved in the reaction and facilitates their movement within the cell.

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Answer:

Resource partitioning

Answer:

ca

Explanation:

Answer:

all the living things in the forest ecosystem

Answer:

It's called Biotechnology

Explanation:

when plants are genetically modified to produce more, healthier crops Biotechnology is happening.

The endocrine system and the nervous system are both important in regulating bodily functions and responses.

The endocrine system transmits information using chemical signals, also known as hormones, which are released by glands and travel through the bloodstream to target organs. The nervous system, on the other hand, uses both chemical and electrical signals to transmit information.

The chemical signals are called neurotransmitters, and the electrical signals are called action potentials.

The nervous system is responsible for regulating many bodily functions, including movement, sensation, and cognitive processes. Both systems work together to maintain homeostasis and coordinate responses to external stimuli.

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Answer:

Materials

Explanation:

The correct order of the steps of the scientific methods is Ask questions, Conduct background research, Construct a hypothesis, Test the hypothesis, Analyze the results, Draw conclusions, and Communicate the results.

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