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Ethanol Production

Q1:

If starch containing substrates are used for ethanol production, yeast strain can't be used directly because

A it doesn't contain amylases to hydrolyze starch

B starch is not a suitable substrate for the production of ethanol

C it is converted to pentose sugar

D none of the above

ANS:A - it doesn't contain amylases to hydrolyze starch

Starch contains many complex glucose units, so yeast can't takeup the starch directly inorder to consume so it should broke down the starch into glucose units by using amylase enzyme.



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