What all happens during muscle contraction to the following a) I bans b) A band c) H zome d) M - Biology - Locomotion and Movement

Question

What all happens during muscle contraction to the following a) I
bans b) A band c) H zome d) M line e) Z line (do they disappear,
shorten or remain the same? )

Siddhi Pawar · Answer

All other gets shorten, there is close proximity between Z lines
and A band remain the same

What all happens during muscle contraction to the following a) I bans b) A band c) H zome d) M line e) Z line (do they disappear, shorten or remain the same? )