During meiosis, homologous chromosomes frequently exchange portions of their DNA. This process increases the number of different genotypes that an offspring can inherit. What is the name of this process?

Answers

Answer 1
Answer:

Ans.

The process that involves exchange of genetic material between homologous chromosomes, is known as crossing over.  It occurs during meiosis I (between prophase I and metaphase I).

Crossing over is responsible for the variation in organisms as it makes new genetic combinations in the offspring that are absent in either parents and thus, contribute to genetic diversity.

Thus, the correct answer is 'crossing over.'


Answer 2
Answer: The answer is crossing over.

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Answers

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Answer:

Explanation:

riboamino acid

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Answers

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Which statement correctly explains the polarity of the water molecule?A.The hydrogen end of the molecule has a partial negative charge and the oxygen end has a partial positive charge.



B.The oxygen end of the molecule has a partial negative charge and the hydrogen end has a partial positive charge.



C.Both ends of the molecule have a partial negative charge, which attracts the other water molecule towards itself.

Answers

The oxygen end of the molecule has a partial negative charge and the hydrogen end has a partial positive charge. This is because of the electronegativities of the atoms O and H. O is more electronegative than H so electrons are more often around the O atom. Electrons are negatively charged, so this causes the partial negative charge on the O atom, similarly, the "deficiency" of electrons around the H atoms cause partial positive charges because the nuclear charge (protons) isn't balanced to the number of electrons around it.

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Glucose is classified as aa. polymer.
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Answers

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Examine the image. Then use the drop-down menu to choose the correct order for the relative age of the features from oldest to youngest -answer “b,w,e,q,k

Answers

Answer:

b w e q k

Explanation:

2 answer

Answer: B, W, E, Q, K

Explanation:

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b. Fossils are discovered that show gradual changes in the physical characteristics of a species over time.
c. Analogous structures, like bird and bat wings, show us that these organisms inherited wings from a recent common ancestor.
d. DNA of organisms that are theorized to be closely related often shares a lot of similarities.

Answers

Answer:

a

Explanation: