Assertion: The sex of the baby is determined by the father and not by the mother. 50 per cent of sperms carry X chromosome and other 50 per cent carry the Y.A. If both assertion and reason are true and the reason is the correct explanation of the assertion.B. If both assertion and reason are true but reason is not the correct explanation of the assertion.C. If assertion is true but reason is false.D. If both assertion and reason are false.

Assertion: The sex of the baby is determined by the father and not by

1.	Assertion: The sex of the baby is determined by the father and not by the mother. 50 per cent of sperms carry X chromosome and other 50 per cent carry the Y.A. If both assertion and reason are true and the reason is the correct explanation of the assertion.B. If both assertion and reason are true but reason is not the correct explanation of the assertion.C. If assertion is true but reason is false.D. If both assertion and reason are false.
Answer» Correct Answer - A (A) 50 per cent of sperms carry the X chromosome while the other 50 percent carry the Y. After fusion of the male and female gametes, the zygote would carry either XX or YY depending on whether the sperm carrying X or Y fertilised the ovum. Sex of the baby is determined by the father and not by the mother.