Which statement is true of y chromosomes?
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a. all babies have them.
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b. women have two of them.
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c. only men have them.
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d. only women have them.
submit

The answer is C

answer:

2) A. continental-continental crust collisions.

5) A. heating up of the mantle by the Earth's core.

6) C. Geosphere and Atmosphere.

7) B. They are formed by the movement of Earth plates.

9) B. atmosphere and hydrosphere.

10) C. P represents combustion and Q represents decomposition.

Explanation:

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