2014 · Q114
What causes dough (a mixture of flour, water, etc.) to rise when yeast is added to it?
General KnowledgeChemistry
- AAn increase in the temperature
- BAn increase in the amount of the substance
- CAn increase in the number of yeast cells
- DRelease of carbon dioxide gas
Explanation
Yeast fermentation releases carbon dioxide, which leavens the dough.