Question

The sex of a child is determined by male parent?justify

Answer 1

sex chromosomes are different in males and females i.e. in male it is XY,and in female it is XX .egg always have 22+X chromosomes. sperm have either 22+Xor22+Y chromosomes. if an egg fuses with 22+Y sperm , zygote will be a male child. if an egg fuses with22+X sperm , zygote will be a female child........

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