Protection of the body cells of mammals against ultra-violet rays of the sun is brought about by
a
keratin
b
melanin
c
sebum
d
scales
Explanation
Correct Option
bNo explanation available
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Discussions (5)

soma_chan
7 months ago
The answer is melanin. Melanin absorbs the UV light from the sun and converts it to heat, while the keratin provides further protection. The protection of the skin cells in mammals is primarily brought about by melanin

darkypearl
11 years ago
i thnk d ans shud b keratin cos protein keratin is hard nd tough nd protects d skin.
whle melanin is usd for gvn d skin its colour

peter samson
9 years ago
keratin is one of a family of fibrous structural proteins. Keratin is the protein that protects epithelial cells from damage or stress. It is the key structural material making up the outer layer of human skin...CONFUSED



