Question

which of the following plays an essential role in controlling the contraction of individual myofibrils? transverse (t) tubules myosatellite cells sarcoplasmic reticulum sarcolemma i dont know yet

Explanation:

The sarcoplasmic reticulum stores and releases calcium ions which are crucial for the contraction of individual myofibrils. Transverse (T) tubules help in transmitting electrical signals, myosatellite cells are related to muscle repair and growth, and the sarcolemma is the muscle - cell membrane.

Answer:

C. Sarcoplasmic reticulum