Principle of Inheritance and VariationHard

Question

Male XX and femal XY sometime occur due to

Options

A.deletion
B.transfer of segments in X and Y.- chromosomes
C.aneuploidy
D.hormonal imbalance

Solution

Hormonal imbalance may lead to development of development of male characters in female or vice versa. Deletion is the removal of one or few nittrogenousbases from a nucleotide chain. Aneuploidy is a chromosomal aberration in which certain chromosomes are present in extra copies or certain are deficient in number.

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