Extrusion of second polar body from egg ...

Extrusion of second polar body from egg nucleus occurs

A

after entry of sperm but before completion of fertilisation

B

after completion of fertilisation

C

before entry of sperm

D

without any relation of sperm entry

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The correct Answer is:

A

(a) The sperm entry stimulates the secondary oocyte to undergo Meiotic 2 division, which produces the ovum and second polar body.

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