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The meiotic division of the secondary oocyte gets complete as soon as the sperm enters the
Question

The meiotic division of the secondary oocyte gets complete as soon as the sperm enters the

A.

Vagina

B.

Ovum

C.

Uterus

D.

Fallopian tube

Correct option is B

The entry of the sperm in the ovum induces the completion of the meiotic division of the secondary oocyte. Entry of sperm causes the breakdown of the metaphase promoting factor (MPF) and turns on anaphase-promoting complex (APC), which results in the completion of meiosis II.

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CUET 2025 English Language Mock 01

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