Biology WAEC

In a family of eight (8) all the children are girls Which of the following reasons correctly explains this?

A. The woman cannot produce male children
B. The man has a low sperm count
C. The Y component of the man’s sex chromosome was always involved
D. The X component of the man’s sex chromosome was always involved.

Correct Answer: Option D

D. The X component of the man’s sex chromosome was always involved.

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