A Mutation in Yeast Makes It Unable to Convert Pyruvate

question 48

Multiple Choice

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

• A) The mutant yeast will produce lactate under anaerobic conditions.
• B) The mutant yeast will be unable to grow anaerobically.
• C) The mutant yeast will be unable to grow aerobically.
• D) The mutant yeast will grow anaerobically only when provided glucose.
• E) The mutant yeast will be unable to metabolize glucose.

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