Question

Anaerobic respiration of yeast produces:

Options

• Alcohol

• CO₂

• Alcohol, CO₂ and beverages

• None of above

Answer 1

None of above

Explanation:

Alcoholic beverages are made with yeast. When yeast cells reproduce rapidly during the manufacture of beer or wine, oxygen is depleted. To ensure its survival, the yeast must adapt to anaerobic respiration. Carbon dioxide and ethanol are generated.