SATHEE: Human Reproduction Ques 31

Human Reproduction Ques 31

31. Freshly released human egg has

(a) one Y-chromosome

(b) one X-chromosome

(c) two X-chromosomes

(d) one X-chromosome & one Y-chromosome

Show Answer

Answer : b

Hints & Solutions

(b) Human female has $X X$ chromosomes. When eggs formed each egg carries 22 autosomes and one $X$ chromosome. In human male each sperm carries 22 autosomes and either X or Y-chromosomes.

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Human Reproduction

Human Reproduction Ques 31

31. Freshly released human egg has

Answer : b

Hints & Solutions

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