Biology · Locomotion and Movement
The H-zone in the skeletal muscle fibre is due to the:
- 1absence of myofibrils in the central portion of A-band
- 2central gap between myosin filaments in the A-band
- 3central gap between actin filaments extending through myosin filaments in the A-band✓
- 4extension of myosin filaments in the central portion of the A-band
Correct answer
central gap between actin filaments extending through myosin filaments in the A-band
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