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Question

Silk is formed of
  1. Fibroin
  2. Collagen
  3. Elastin
  4. Myosin

A
Myosin
B
Elastin
C
Fibroin
D
Collagen
Solution
Verified by Toppr

Silk fibers are composed of fibroin. It is an insoluble protein. Sericin and fibroin are two main proteins present in the raw material of silk. It has an amino acid sequence of (Gly-Ser-Gly-Ala-Gly-Ala)n. It is secreted by caterpillar larva of silkworm but is obtained from the cocoon.
So, the correct answer is option A.

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