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Question
Which of the following proteins is a constituent of nails, hair and feathers?
Which of the following proteins is a constituent of nails, hair and feathers?
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Solution
The correct option is B Keratin
Keratin a fibrous protein forming the main structural constituent of hair, feathers, hoofs, claws, horns, etc.
Collagen is the main structural protein found in skin and other connective tissues.
Elastin is a highly elastic protein in connective tissue and allows many tissues in the body to resume their shape after stretching or contracting.
Keratan sulfate is a sulphated structural carbohydrate that have been found especially in the cornea, cartilage, and bone. Keratan sulfates are large, highly hydrated molecules which in joints can act as a cushion to absorb mechanical shock.
Keratin
Keratin a fibrous protein forming the main structural constituent of hair, feathers, hoofs, claws, horns, etc.
Collagen is the main structural protein found in skin and other connective tissues.
Elastin is a highly elastic protein in connective tissue and allows many tissues in the body to resume their shape after stretching or contracting.
Keratan sulfate is a sulphated structural carbohydrate that have been found especially in the cornea, cartilage, and bone. Keratan sulfates are large, highly hydrated molecules which in joints can act as a cushion to absorb mechanical shock.
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