Practice MCAT Question - Q101
When exercising, skeletal muscles can continue to carry out glycolysis and produce small amounts of ATP, even though glucose is not arriving via the blood rapidly enough. Which of the following best explains this phenomenon?
A. Glycolysis is anaerobic and doesn’t require oxygen.
B. Extra glucose molecules can be supplied from stored glycogen within the muscle.
C. Extra glucose molecules can be supplied from stored glycogen within the liver.
D. All of the above
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