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Respiration

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Question 4

During the process of bread-making, yeast is mixed with dough and kept in warm, anaerobic conditions to allow the mixture to rise.

a.

Write the word equation for anaerobic respiration in yeast.

[2]
b.

Describe a chemical test, including the expected positive result, to identify the gas responsible for causing the dough to rise.

[2]

Respiration Questions

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