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how does energy from the sun end up damaging genetic material? write a paragraph

Sagot :

The ultraviolet (UVB and UVA) components of sunlight reach the Earth's surface. Sunlight induces DNA damage, including pyrimidine dimers and oxidized bases. How these DNA damage trigger skin carcinogenesis and photoaging is not clear. DNA repair pathways protect cells against sunlight-induced oxidized DNA damage.