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A Mutation in Yeast Makes It Unable to Convert Pyruvate

Question 35

Multiple Choice

A mutation in yeast makes it unable to convert pyruvate to ethanol. How will this mutation affect these yeast cells? The mutant yeast cells will


A) be unable to grow anaerobically.
B) grow anaerobically only when given glucose.
C) metabolize only fatty acids.
D) die because they cannot regenerate NAD+ from NAD.
E) be unable to metabolize glucose.

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