Which of the following proteins establishes the matrix of bone & cartilage?
Correct answer: C. Collagen
- A. Elastin
- B. Keratin
- C. Collagen
- D. Histone
Explanation
Collagen is a fibrous protein that provides structural support and forms the matrix of tissues like bone and cartilage.
This question appeared on the NUMS 2023 paper, which you can sit online with every answer explained.
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About Proteins
Proteins are polymers of amino acids joined by peptide bonds, and their function depends on primary, secondary, tertiary and quaternary structure. The topic covers fibrous and globular proteins, enzymes, antibodies, hormones and transport proteins, as well as denaturation by heat or extreme pH.
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