Question

Human nails are made up of …………
a) Keratin.
b) Cholesterol.
c) Gelatin.
d) Calcium.

Answer 1

Keratin.This is the same protein of which human hairs,rhino horn etc are made up of.

Answer 2

Hello mate

here's your answer

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Option A ✔✔

Human nails is made up of keratin.

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Hope it helps you