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Q.

UV radiation brings about mutations by causing the formation of

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a

Adenine dimers

b

Uracil dimers

c

Guanine dimers

d

Thymidine dimers

answer is D.

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Detailed Solution

When exposed to UV radiation, it promotes the formation of Thymidine dimers between adjacent Thymines of a DNA strand. This dimer formation distorts the DNA conformation and inhibits DNA replication and responsible for the death of cells

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