Biology WAEC

In man, sex is determined by the inheritance of?

A. a pair of homologous chromosomes
B. an extra chromosome in the cells of a female
C. a dominant gene for maleness present in man
D. two similar X chromosomes in the female and X and Y chromosomes in the male.

Correct Answer: Option D

D. two similar X chromosomes in the female and X and Y chromosomes in the male.

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