1. Structures present in a cell which is responsible for determination of the sex of a baby is (a) cytoplasm (b) cell membrane (c) nucleus chromosome

A.VERIFIED ANSWERfact-checked by tutors

Answer is d (d) chromosome

Explanation:

23^rd set of chromosome which is called as sex chromosome determines the sex of the child. If 23red set of chromosome is XX baby will be female and if sex chromosome is XY then the baby will be a boy.

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