Question

The H-zone in the skeletal muscle fibre is due
to
(a) The central gap between myosin filaments
in the A-band.
(b) The central gap between actin filaments
extending through myosin filaments in the
A-band.
(c) Extension of myosin filaments in the
central portion of the A-band.
(d) The absence of myofibrils in the central
portion of A-band.
A
B
C
D​

Answer 1

Answer:

B

Explanation:

the central gap between myosin filaments in the A-band. the central gap between actin filaments extending through myosin filaments in the A-portion of the A-band .