Contractile proteins are found in

Endomysium is present in which of the following muscles?

Sarcolemma,sarcoplasm,and sarcoplasmic reticulum refer to a particular type of cell in our body. Which is this cell and to what parts of that cell do these names refer to?

In which condition does relaxation occur in muscles?

Contraction of muscle fibre takes place by the sliding of $:-$

The immediate source of energy for muscle contraction is ...... .