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Q. Which one of the following is a non - reducing carbohydrate?

AIPMTAIPMT 2014Biomolecules

Solution:

In non-reducing sugars, a free aldehyde or ketonic group is absent. Sucrose is a non-reducing sugar formed by condensation of one molecule each of glucose and fructose with release of a water molecule. A glycosidic bond is established between carbon atom 1 of glucose and carbon atom 2 of fructose.