78. How do sugars form cyclic hemiacetals?
(A) Two molecules of a sugar react with one another.
(B) A molecule of sugar reacts with an added alcohol.
(C) Functional groups within molecule of sugar react with each other.
(D) A molecule of sugar reacts with an added aldehyde.
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統計: A(0), B(0), C(3), D(1), E(0) #3577967
統計: A(0), B(0), C(3), D(1), E(0) #3577967