In the salivary amylase test for starch you have observed a blue colour when solution A. What is A? Why doesnt cellulose produce blue colour with A?
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Answer:
Amylyse is an enzyme who its an acid for food that's why it's not in blue
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Answer: Solution A is iodine solution.
cellulose is derived from D-glucose units, which condensed through beta(1->4)-glycosidic bond. This give cellulose to be a straight polymer therefore, it can't coil around iodine to produce blue color as starch does
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