When an Individual Is Exercising Heavily and the Muscle Becomes

Multiple Choice

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

A) It is reduced and converted back to pyruvate in muscle cells.
B) It is oxidized to CO₂ and water.
C) It is taken to the liver and converted back to pyruvate.
D) It oxidizes FADH₂ to FAD+.
E) It is converted to alcohol.