what happens to a test tube containing sucrose if yest is added to it?
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⚫If yeast is added to the sucrose in a test tube carbondioxide and heat is produced in large quantity .
⚫when the evolved gas is passed through delivery tube into the test tube into the test tube containing lime water it turns into milky white .
⚫yeast produces ethanol , carbondioxide, energy is produced which is called as anaerobic energy. Hope it helps you
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