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Which one of the following polymers is made of protein ?

June 1, 2025 by rawan239

Which one of the following polymers is made of protein ?

Rubber

Cotton

Wool

Jute

This question was previously asked in

UPSC CAPF – 2017

Download PDF Attempt Online

Wool is a polymer made of protein.

Wool fiber is primarily composed of a protein called keratin. Proteins are natural polymers made up of repeating units of amino acids linked by peptide bonds.

Rubber (natural rubber) is a polymer of isoprene, a hydrocarbon. Cotton and Jute are natural fibers composed primarily of cellulose, which is a polysaccharide (a polymer of glucose units). These are carbohydrate polymers, not protein polymers.

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