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Solution


Q.

The Ratio of Number of Chromosomes in a Human Zygote and a Human Sperm is:
1 2 : 1  
2 3 : 1  
3 1 : 2  
4 1 : 3  

Ans.

(1)

The number of chromosomes in a human sperm is half the number of chromosomes in a zygote i.e., their ratio is 2 : 1.