5) The function of transverse tubules is to A) ensure a supply of glycogen throughout the muscle sarcoplasm. B) conduct ATP molecules out of the mitochondria throughout the sarcoplasm. C) store Ca2+ ions inside the muscle fiber. D) rapidly conduct action potentials to the interior of the muscle fiber

I don't the answere sorrr

Explanation:

the generally accepted parts of modern cell theory include: all known living things are made up of one or more cells. all living cells arise from pre-existing cells by division. the cell is the fundamental unit of structure and function in all living organisms.

i think the answer would be d