The two functional groups characteristic of sugars are
Carbonyl and phosphate
Carbonyl and methyl
Hydroxyl and methyl
Carbonyl and hydroxyl
Explanation:
Sugar is a common term used to denote carbohydrate. Carbohydrates are polyhydroxy aldehyde, ketone or their derivatives, which means they have carbonyl and hydroxyl groups.
Sugar is a common term used to denote carbohydrate. Carbohydrates are polyhydroxy aldehyde, ketone or their derivatives, which means they have carbonyl and hydroxyl groups.