Q84 / 180 · AIIMS 2005 · Chemistry

Which one of the following biomolecules is insoluble in water?

Correct answer
A
$\alpha$-Keratin
B
Haemoglobin
C
Ribonuclease
D
Adenine

Solution

$\alpha$-Keratin is a water insoluble fibrous protein, serves as the major constituent of hair, nails and skin.

Hence, the correct answer is option: 'A'.

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