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Breasts Structure and Function

Which among t...

Question

Which among the following has 23 chromosomes?

A

Spermatogonia

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B

Zygote

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C

Secondary oocyte

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D

Oogonia

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Solution

The correct option is D Secondary oocyte
Spermatogonia are the cells on the inside wall of seminiferous tubules and consist of 46 chromosomes. Oogonia are also diploid and are formed in the fetal ovary. Zygote is also diploid and fertilised ovum formed by fusion of male and female gametes. Secondary oocyte has 23 chromosomes and is formed by meiosis-I of primary oocyte.

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