HUMAN NUTRITION

NUTRITION

CARBOHYDRATES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What polysaccharide is found in grain products and contains large amounts of energy?
A
Starch
B
Glycogen
C
Sucrose
D
Cellulose
Explanation: 

Detailed explanation-1: -Amylose is a linear polymer of glucose mainly linked with (1→4) bonds. It can be made of several thousands of glucose units. It is one of the two components of starch, the other being amylopectin.

Detailed explanation-2: -Starch is a polysaccharide (C6H10O5)n consisting of a large number of glucose monomers joined together by glycosidic bonds. It occurs especially in seeds, bulbs, and tubers. It belongs to a group of carbohydrates, which are organic compounds made up of carbon, hydrogen, and oxygen, usually in the ratio of 1:2:1.

Detailed explanation-3: -4.3. Polysaccharide is a natural macromolecule located in the primary cell walls of plants. It was built from hundreds to thousands of monosaccharide combination through dehydration synthesis. Starch, cellulose, and glycogen are some examples of polysaccharides.

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