NEET Zoology Muscle Contraction MCQ Question
In a relaxed muscle, what is the length of the sarcomere if the distance between two successive 'Z' lines is 2.5 micrometers?
2.5 micrometers
5.0 micrometers
1.25 micrometers
0.5 micrometers
Correct Answer
Detailed Explanation
The sarcomere is the functional unit of contraction, defined as the segment between two successive 'Z' lines, which is given as 2.5 micrometers in the relaxed state according to the NCERT context.
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