Which of the following statements about myoglobin are true?
A)myoglobin binds oxygen.
B)myoglobin shuttles oxygen from the cell membrane to the mitochondria.
C)myoglobin exists in relatively large quantities in slow-twitch muscle fibers.
D)all of the above answers are correct.

Question

Quizplus · Accepted Answer

Myoglobin binds oxygen, helping to facilitate oxygen transport within muscle cells, particularly to the mitochondria for aerobic respiration. It is found in higher concentrations in slow-twitch muscle fibers, which are more reliant on aerobic respiration and thus have a greater demand for oxygen.

Which of the Following Statements About Myoglobin Are True