Which of the following is a non-reducing sugar____________?
Correct answer: C. Sucrose
- A. Glucose
- B. Maltose
- C. Sucrose
- D. Lactose
Explanation
Sucrose is non-reducing because both anomeric carbons are involved in its glycosidic bond, leaving no free hemiacetal group. Glucose, maltose and lactose retain a free anomeric carbon and are reducing sugars.
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