Gujarati
4.Principles of Inheritance and Variation
medium

The formation of a male child depends on the sperms because

A

Sperms may be $X$ and $Y$

B

Sperms are all $Y$

C

The eggs from the other ovary may be $Y$

D

Sperms are more active

Solution

(a) Sex is determined at fertilization by the nature of the sperm that fertilizes the egg.

$Y$-bearing sperms produce male child and $X$-bearing sperms produce female child.

Standard 12
Biology

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