Specifically, UV radiation affects DNA by forming new chemical bonds in the DNA strand, creating pyrimidine dimers[1]. These can lead to mutations and, ultimate

Specifically, UV radiation affects DNA by forming new chemical bonds in the DNA strand, creating pyrimidine dimers[1]. These can lead to mutations and, ultimately, cancer. [1] https://en.wikipedia.org/wiki/Pyrimidine_dimer https://en.wikipedia.org/wiki/Pyrimidine_dimer