Sex of a child is determined by

Options

A. diet of mother.
B. cytoplasm of egg.
C. type of sperm fertilising the egg
D. health of mother.

Answer

C

Explanation

Male produces two types of sperms 50% sperms have X chromosome and rest 50% have Y chromosome. If sperm having X chromosome fertilises ovum the sex of child will be female and in case sperm having Y chromosome fertilises the egs the child will be male.