The intramolecular nucleophilic attack of the hydroxyl substituent at C5 to the carbonyl carbon of an aldohexose results in the following EXCEPT A. Cyclization of the sugar B. Formation of 2 anomeric forms, a and B due to mutarotation C. Conversion of the aldose to ketose sugar D. Generation of additional isomeric forms for the aldohexose E. Formation of a hemiacetal due to intramolecular nucleophilic addition

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