NEET2013Zoology-Locomotion and Movement
NEET 2013 Zoology Muscle Contraction MCQ Question
Type: MCQ-conceptual-Medium-Class 11
During muscle contraction in humans the :-
A
Sarcomere does not shorten
B
A band remain same
C
A, H and I bands shorten
D
Actin filaments shorten
Correct Answer
Option B
Detailed Explanation
During muscle contraction, the A band remains the same length while the I band and H zone shorten.
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