Question

व्हिच ऑफ द फॉलोइंग डिटरमाइंड द सेक्स ऑफ चाइल्ड​

Answer 1

question:

The sex of a child is determined by which of the following ?

(a) The length of mother's pregnancy

(b) The length of time between ovulation and copulation

(c) The presence of X chromosome in ovem

(d) The presence of Y chromosome in sperm

Answer:

option d) presence of Y chromosome in sperm

Explanation:

Out of the 46 chromosomes that make up a baby's genetic material, only two — one from the sperm and one from the egg — determine the baby's sex. These are known as the sex chromosomes. Every egg has an X sex chromosome; a sperm can have either an X or a Y sex chromosome.

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