Which one of the following pair is the reducing sugar?A. Sucrose and m – InterviewSolution

InterviewSolution

1.	Which one of the following pair is the reducing sugar?A. Sucrose and maltoseB. Maltose and lactoseC. Lactose and sucroseD. Sucrose and glucose
Answer» Correct Answer - B In maltose, free aldehyde group can be produced at C-1 of second glucose in solution and It shows reducing properties so it is a reducing sugar. Lactose is composed of `beta`-D-galactose and `beta`-D-glucose. The linkage is between C-1 of galactose and C-4 of glucose. Hence, it is also a reducing sugar.

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