Gujarati
4.Principles of Inheritance and Variation
medium

A man receives his $X$ chromosomes from

A

His mother only

B

His father only

C

Both his mother and father

D

Either his mother or his father

Solution

(a)Human male has two sex chromosomes $X$ and $Y$. $Y$ chromosome is contributed by his father that determines the masculanity, the rest $X$ chromosome is donated by his mother only.

Standard 12
Biology

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