A) mother gets good nutrition
B) father is stronger than mother
C) strength of male chromosome
D) required composition of chromosomes
Correct Answer: D
Solution :
In human zygote the male sex is determined by the composition of chromosomes i.e. \[X\] and\[Y\]. If composition of chromosome will \[XY\] type, it will be male and \[XX\] it will be female.
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