Question

73. What causes the fibres in a cocoon to adher?

Answer 1

Explanation:

Sericin is a protein created by Bombyx mori (silkworms) in the production of silk.[1] Silk is a fibre produced by the silkworm in production of its cocoon. It consists mainly of two proteins, fibroin and sericin. Silk consists of 70–80% fibroin and 20–30% sericin; fibroin being the structural center of the silk, and sericin being the gum coating the fibres and allowing them to stick to each other.

Answer 2

Answer:

Sericin

Explanation:

Sericin is a protein created by Bombyx mori (silkworms) in the production of silk.[1] Silk is a fibre produced by the silkworm in production of its cocoon. It consists mainly of two proteins, fibroin and sericin. Silk consists of 70–80% fibroin and 20–30% sericin; fibroin being the structural center of the silk, and sericin being the gum coating the fibres and allowing them to stick to each