Which fiber type has a lot of mitochondria?
A. Red fibers
B. White fibers
C. Intermediate fibers
D. All of the above
upendraantony Answered question July 26, 2022
Red fibers.The diameter of the fibres is lower; the diameter of the white fibres is bigger. Compared to white fibres, red fibres have more mitochondria. Fast-twitch muscle is made up of white fibres, while slow-twitch muscle is made up of red fibres.
upendraantony Answered question July 26, 2022