AIPMT PRELIMS2005Zoology-Reproductive Biology
AIPMT PRELIMS 2005 Zoology Menstrual Cycle MCQ Question
Type: MCQ-conceptual-Medium-Class 12
If mammalian ovum fails to get fertilized, which one of the following is unlikely?
A
Corpus luteum will disintegrate
B
Estrogen secretion further decreases
C
Primary follicle starts developing
D
Progesterone secretion rapidly declines
Correct Answer
Option B
Detailed Explanation
If the ovum is not fertilized, the corpus luteum disintegrates, leading to a decrease in estrogen and progesterone levels. The primary follicle does not start developing immediately after ovum failure.
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