When a Muscle Has Been Repeatedly Contracting at a Moderate

question 75

Multiple Choice

When a muscle has been repeatedly contracting at a moderate intensity for an extended period of time (more than a few minutes) , what is the primary source of ATP?

• A) transfer of energy and phosphate from creatine phosphate to ADP
• B) glycolysis
• C) oxidative phosphorylation
• D) breakdown of myosin
• E) uptake of ATP from the blood plasma

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