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Sex Determination

State whether...

Question

State whether the following statements are true or false:

The sex chromosomes in all the gametes (sperms) of a man are not identical.

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Solution

Male gametes sperm can have either $X$ chromosome or $Y$ chromosome hence, they are not identical in all gametes.

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State whether the following statements are true or false :

(a) The estrogen hormone develops deeper voice in males at puberty.

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(f) It is the sperm which determines the sex of a child.

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(h) A girl should not be allowed to work in the kitchen during menstruation.

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Q. State whether the following statements are true or false: (d) The sex chromosomes in all the gametes (sperms) of a man are not identical.

Q. State whether the following statements are true or false: (e) Half the female gametes contain X chromosomes and the other half contain Y chromosomes.

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(a) Each sperm is a single cell.

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Sex Determination

Standard VIII Biology

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