assify the descriptions of keratin, collagen, and fibroin. Some phrases may apply to more than one...

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Question

Answer 1

Answer #1

$\alpha$ - keratin

has intrachain hydrogen bonds.

contains heptad repeats.

Collagen

every third residue is glycine.

contains hydroxyproline.

has left-handed helices.

has interchain hydrogen bonds.

Fibroin

every second residue is glycine.

has interchain hydrogen bonds.

Collagen and fibroin

has interchain hydrogen bonds.

Answer 2

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