AIIMS2005Zoology-Reproductive Biology
AIIMS 2005 Zoology Sperm Structure MCQ Question
Type: MCQ-conceptual-Medium-Class 12
A cross section at the midpoint of the middle piece of a human sperm will show
A
centriole, mitochondria and 9 + 2 arrangement of microtubules
B
centriole and mitochondria
C
mitochondria and 9 + 2 arrangement of microtubules
D
9 + 2 arrangement of microtubules only
Correct Answer
Option C
Detailed Explanation
The cross section of the sperm midpiece shows the axial bundle of microtubules or axoneme surrounded by a microtubular sheath in which the mitochondria of the spermatid have become arranged in a helical manner.
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