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Question

The number of chromosomes in normal humans is $$46$$. After meiosis in sperm production, the number of chromosomes and the number of resulting cells would be 


A
46,2
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B
23,2
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C
46,1
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D
23,1
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E
23,4
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Solution

The correct option is E $$23, 4$$
Meiosis is the reductional division that reduces the number of chromosomes to half in the daughter cells and makes total 4 cells per division. Meiosis in primary spermatocytes (2n=46) produces four sperms, each carrying 23 chromosomes. Thus, the correct answer is option E.

Biology

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