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MaRussiya [10]
3 years ago
7

In addition to tempature and precipitation, koppens climate system classified by a regions

Biology
1 answer:
sp2606 [1]3 years ago
5 0

Answer:

sounds hard have a good day

Explanation:

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A couple has a son with XYY syndrome, a condition in which an extra copy of the Y chromosome is present. This condition also res
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Answer:

d. Meiosis II in the father

Explanation:

Since the son has two extra Y chromosomes, the nondisjunction would have occurred in father because females do not have Y chromosome. Before Meiosis DNA replication occurs during which the homologous chromosomes are replicated. During Meiosis I crossing over occurs and homologous chromosomes separate from each other. During Meiosis II sister chromatids of a chromosome separate and move into individual daughter cells.

Here, during Meiosis II the sister chromatids of Y chromosome did not separate from each other (nondisjunction). They collectively moved to one daughter cell. As a result one daughter cell had two Y chromosomes and other daughter cell had none. When the daughter cell containing two Y chromosomes combined with the daughter cell containing one X chromosome from mother, XYY individual was born.

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Question 2
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Explanation:

active transport is the movement of substances across the membrane using energy from adenosine triphosphate (ATP)

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When Brian touches a hot object, which body structures help him react appropriately to protect himself?
dolphi86 [110]
The answer if or question would be question 2
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4 years ago
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Where does diffusion take place
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The diffusion of chemicals and gases in and out of cells is an essential activity in human organs. Diffusion of oxygen and carbon dioxide gas occurs in the lungs. Diffusion of water, salts, and waste products occurs in the kidneys. Diffusion of calcium from food into cells occurs in the intestines.

What type of diffusion?

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When you look at the Sun through a filtered telescope, you notice a blotchy appearance.
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The part of the Sun that you are observing when you see a blotchy appearance is the surface of the sun. This appearance is called granulation which is caused by the convection of the hot material inside the sun which go up and down the surface of the sun. Because of its sandy texture it is sometimes called lemon peel or rice grain.
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3 years ago
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