Biology 5090 · O Level · Anaerobic respiration

Anaerobic respiration — practice question

Yeast is used in bread-making. Why is there little or no alcohol in the bread?

  • AAlcohol is not produced by the yeast.
  • BSugar is not used by the yeast.
  • CThe alcohol evaporates during baking.
  • DThe yeast produces lactic acid.

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