Zoology-Muscle Contraction
NEET Zoology Muscle Contraction MCQ Question
Type: MCQ-diagram based-Easy-Class 11
In a diagram of a sarcomere, which structure is identified as the region where the thick filaments are held together by a fibrous membrane?
A
M line
B
Z line
C
I band
D
H zone
Correct Answer
Option A
Detailed Explanation
The M line is the thin fibrous membrane that holds the thick filaments together in the middle of the A band in a sarcomere.
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