NEET2019Zoology-Reproduction
NEET 2019 Zoology Fertilization MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Extrusion of second polar body from egg nucleus occurs:
A
before entry of sperm into ovum
B
simultaneously with first cleavage
C
after entry of sperm but before fertilization
D
after fertilization
Correct Answer
Option C
Detailed Explanation
The second polar body is extruded after the entry of sperm but before the completion of fertilization to ensure the egg is haploid before the fusion of male and female pronuclei.
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