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 produced CO2 and water
C. It is taken to the liver and converted back to pyruvate
D. It reduces FADH2 to FAD+
E. It is converted to alcohol
Answer: C