Which type of damage to DNA structure is MOST likely to be caused by UV light?
A) deamination
B) pyrimidine dimers
C) depurination
D) depyrimidination
E) hydrolysis of the phosphodiester bond

Question

Quizplus · Accepted Answer

UV light causes the formation of pyrimidine dimers, which are covalent bonds between adjacent pyrimidine bases (thymine and cytosine) in DNA. This alters the structure of the DNA strand and can lead to errors during replication and transcription.

Which Type of Damage to DNA Structure Is MOST Likely