NEET Previous Year Question
Extrusion of second polar body from egg nucleus occurs :-
Topic: NEET PYQ
Answer: A. Full step-by-step solution below.
- Aafter entry of sperm but before completion of fertilization
- Bafter fertilization
- Cbefore entry of sperm into ovum
- Dsimultaneously with first cleavage
Correct answer: A
Solution
(a) The secondary oocyte completes meiosis-II after sperm entry, resulting in the formation of the second polar body before fertilization is completed.More Human Reproduction PYQs
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