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

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

A

The central gap between actin fila- ments extending through myosin fil- aments in the A-band

B

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

C

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

D

The central gap between myosin fila- ments in the A-band.

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