Question

H-zone of skeletal muscle is 1) Portion of myosin filaments where there is no overlap with actin filament 2) The central gap between myosin filaments in A-band 3) The central gap between actin filaments extending through myosin filaments in A-band 4) Both (1) & (3)

Answer 1

Answer:

Both (1) & (3)

Explanation:

Portion of myosin filaments where there is no overlap with actin filament

OR

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