Question

which of the following represents secondary structure of protein 1. keratin 2 trypsin 3 haemoglobin 4 myoglobin​

Answer 1

Answer:

H - bonds

Secondary structure, refers to local folded structures that form within a polypeptide due to interactions between atoms of the backbone.

Both structures are held in shape by hydrogen bonds, which form between the carbonyl O of one amino acid and the amino H of another.