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Which of the following pairs is NOT correctly matched?
Question

Which of the following pairs is NOT correctly matched?

A.

Enzyme - Pepsin

B.

Vitamin - Biotin

C.

Polymer - RNA

D.

Hormone - Cholesterol

Correct option is D

Option (a) is correctly matched. Pepsin is an enzyme that breaks down proteins in the stomach.
Option (b) is correctly matched. Biotin is a type of Vitamin B (Vitamin B7).
Option (c) is correctly matched. RNA (Ribonucleic Acid) is a polymer made up of nucleotides.
Option (d) is NOT correctly matched. Cholesterol is not a hormone; it is a type of lipid or fat. Hormones are chemical messengers, and examples include insulin, adrenaline, and estrogen.

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