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The H-zone in the skeletal muscle fibre ...

The H-zone in the skeletal muscle fibre is due to the

A

Extension of myosin filaments in the central portion of the A-band

B

The absence of myofibrils in the central portion of A-band

C

The central gap between myosin filaments in the A-band

D

The central gap between actin filaments extending through myosin filaments in the A-band

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The correct Answer is:
D
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