Question

question 5 (mandatory) (0.75 points) muscles fibers that are large in diameters and contain few mitochondria are reliant on ____ metabolism. fast fibers; anaerobic slow fibers; aerobic fast fibers; aerobic slow fibers; anaerobic

Explanation:

Fast - twitch muscle fibers are large in diameter, have few mitochondria, and rely on anaerobic metabolism. Slow - twitch fibers are aerobic.

Answer:

fast fibers; anaerobic