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Biology Chapter 10

Question:

Muscle cells, when an individual is exercising heavily and when the muscle becomes oxygen deprived, convert pyruvate to lactate. What happens to the lactate in skeletal muscle cells?

A) It is converted to NAD+.

B) It produces CO2and water.

C) It is taken to the liver and converted back to pyruvate.

D) It reduces FADH2to FAD+.

E) It is converted to alcohol.

Answer:

C) It is taken to the liver and converted back to pyruvate.


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Last update by al-moh111 on 06/04/2014
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Biology Chapter 10
Biology Chapter 10
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Free Flashcard From Biology Chapter 10
Question: Muscle cells, when an individual is exercising heavily and when the muscle becomes oxygen deprived, convert pyruvate to lactate. What happens to the lactate in skeletal muscle cells? A) It is converted to NAD+. B) It produces CO2and water. C) It is taken to the liver and converted back to pyruvate. D) It reduces FADH2to FAD+. E) It is converted to alcohol.
Answer: C) It is taken to the liver and converted back to pyruvate.