Biomolecules Ques 18

18. The two functional groups characteristic of sugars are

(a) Hydroxyl and methyl

(b) Carbonyl and methyl

(c) Carbonyl and hydroxyl

(d) Carbonyl and phosphate

Show Answer

Answer : c

Hints & Solutions

(c) Sugar is a carbohydrate. These are polyhydroxy aldehyde, ketone or their derivatives, which means they have carbonyl and hydroxyl groups in its structure.