Let\'s consider the anaerobic fate of pyruvate. Which of the following is TRUE?

Question

Let's consider the anaerobic fate of pyruvate. Which of the following is TRUE?

A. Ethanol production in yeast and lactate production in Lactobacillus are similar in the sense that yeast and Lactobacillus have metabolic uses for the ethanol and lactate produced from pyruvate.

B. Both ethanol production and lactate production take place in one step -- that is, only one enzyme is needed for either to be produced from pyruvate.

C. The point of both ethanol production and lactate production is actually to produce NADH.

D. The overall reaction for ethanol production from pyruvate is: pyruvate - - > CO2 + acetaldehyde + lactate

E. None of the above is a true statement.

Explanation / Answer

C. The point of both ethanol production and lactate production is actually to produce NADH.

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