Question

Why dough rises when yeast is added to it

Answer 1

Answer:

Yeast feeds on the sugar contained with the dough, producing carbon dioxide and alcohol, in a process called fermentation.

During bread making, the dough is left in a warm place. The warmth causes fermentation to take place. However if the temperature is too high, for example during the cooking process the yeast is killed.

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Answer 2

Answer:

The dough rises when yeast is added to it because the yeast is activated by the sugar present in the dough and the heat in the oven the yeast starts to respire and produces carbon dioxide and the dough rises....

Explanation:

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