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Question : It is evident that it is the genetic make up of the sperm that determines the sex of the child in human beings, substantiate.

Answer»

Solution :Males are heterogametic because they PRODUCE TWO types of gametes one with x chromosomes and other with Y chromosomes.
FEMALES are homogametic as they produce, only one type of gametes with X chromosomes.Thus men DETERMINE the sex of the children as their sex depends on whether it is in the X-sperm of y-sperm that fertilises the ovum.
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