BIOMOLECULES AND ENZYMES

BIOLOGY

CARBOHYDRATES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which is NOT an example of a polysaccharide?
A
Cellulose
B
Chitin
C
Glycogen
D
Galactose
Explanation: 

Detailed explanation-1: -Sucrose is not an example of polysaccharides. Sucrose, commonly named table sugar or sugar, is cane and beet sugar. The molecule is a disaccharide; combination of the monosaccharides glucose and fructose with the formula C12H22O11.

Detailed explanation-2: -Common examples of polysaccharides are cellulose, starch, glycogen, and chitin.

Detailed explanation-3: -Galactose is a monosaccharide and has the same chemical formula as glucose, i.e., C6H12O6. It is similar to glucose in its structure, differing only in the position of one hydroxyl group.

Detailed explanation-4: -Glucose, galactose, and fructose are common monosaccharides, whereas common disaccharides include lactose, maltose, and sucrose. Starch and glycogen, examples of polysaccharides, are the storage forms of glucose in plants and animals, respectively. The long polysaccharide chains may be branched or unbranched.

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