The bright red color of red muscle fibers comes from the presence of ____, exemplifying their role in producing ATP mainly by aerobic respiration.
A)blood
B)hemoglobin
C)carbon dioxide
D)sarcomeres
E)myoglobin

Question

Quizplus · Accepted Answer

The bright red color of red muscle fibers comes from the presence of myoglobin, which stores oxygen and allows for aerobic respiration to occur in the muscle cell.

The Bright Red Color of Red Muscle Fibers Comes from the Presence