MCAT Biochemistry Question 174: Answer and Explanation
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Question: 174
9. Which of the following tissues is most dependent on insulin?
- A. Active skeletal muscle
- B. Resting skeletal muscle
- C. Cardiac muscle
- D. Smooth muscle
Correct Answer: B
Explanation:
Adipose tissue and resting skeletal muscle require insulin for glucose uptake. Active skeletal muscle, choice (A), uses creatine phosphate and glycogen (regulated by epinephrine and AMP) to maintain its energy requirements.