Which of the following is a fibrous protein?

AAlbumin
BInsulin
CKeratin
DEnzymes such as pepsin

Answer: C

Fibrous proteins have long thread-like chains held side by side, and are insoluble in water: keratin (hair, nails) and myosin (muscle). Albumin, insulin and enzymes are globular and water-soluble.

Practice Biomolecules More on Proteins: peptide bond, structure levels, denaturation

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More questions on Proteins: peptide bond, structure levels, denaturation

The linkage joining two amino acids in a protein is NEET level
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