HUMAN NUTRITION

NUTRITION

CARBOHYDRATES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In disacchcarides two simple sugars are conneted by:
A
gydrogen bonds
B
glycosidic bonds
C
ether linkage
D
polymer linkage
Explanation: 

Detailed explanation-1: -Disaccharides consist of two monosaccharide units, linked by glycosidic bonds in the or orientation. The most important disaccharides are sucrose, lactose, and maltose. Sucrose consists of a molecule of -glucose and a molecule of -fructose linked together (Figure 2A).

Detailed explanation-2: -A Glycosidic bond is the type of linkage that occurs between sugar molecules. An aldehyde or a ketone group on the sugar can react with a hydroxyl group on another sugar, this is what is known as a glycosidic bond.

Detailed explanation-3: -disaccharide, also called double sugar, any substance that is composed of two molecules of simple sugars (monosaccharides) linked to each other.

Detailed explanation-4: -Disaccharides (di-= “two”) form when two monosaccharides join together via a dehydration reaction, also known as a condensation reaction or dehydration synthesis.

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