Principle of Inheritance and VariationHard

Question

Genetic identiy of a human maleis determined by

Options

A.autosome
B.nucleolus
C.sex chromosome
D.cell organelles

Solution

Sex of a child is determined at the time of fertilization. If male gamete containing X- chromosome fertilizes the ovum, the child would be female, if Y-chromosome does it, the child would be male.
       

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