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As per your syllabus, what does ANAEROBIC respiration in YEAST produce from pyruvate?

APure CO₂
BEthanol (alcohol) + CO₂ — this is fermentation
CPure water
DLactic acid
Answer & Solution
Correct answer: B. Ethanol (alcohol) + CO₂ — this is fermentation
As per your syllabus, yeast fermentation: pyruvate → ethanol + CO₂. Lactic acid is the muscle-cell pathway under low oxygen.
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