Yeast Biology B3

Yeast can repire aerobically or anaerobically.

Anaerobic respiration:

gluocse --> ethanol + carbon dioxide + energy

Aerobic respiration:

glucose + oxygen --> carbon dioxide + water + energy

Aerobic respiration produces lots more energy.

Yeast used in dough to make lovely light bread. Yeast converts sugars to carbon dioxide & some ethanol. Carbon dioxide makes bread rise. As carbon dioxide…