Yeast is used in the manufacture of ____________________?
Correct answer: C. Wine
- A. Penicillin
- B. Antibiotics
- C. Wine
- D. Pasteurised milk
Explanation
Yeast ferments sugars anaerobically to produce ethanol and carbon dioxide, which is the essential step in wine manufacture. Penicillin is produced by the mould Penicillium, not ordinary baking or brewing yeast.
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