Melanin is the natural pigment that gives colour to human skin, hair and the iris. It provides protection against
A. illtraviolet radiation
B. Infrared radiation
C. X-ray radiation
D. Short wave radio radiation
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Correct option (a) Ultraviolet radiation
Explanation:
Melanin is a protective pigment in skin, blocking UV radiation from damaging DNA and potentially causing skin cancer.
UVA radiation causes lesions or DNA damage to melanocytes, which are the skin cells that produce the skin pigment known as melanin.