This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Molecular Genetics, Subject name: Biochemistry
UV light damage to the DNA leads to: 
Select and explain. 
A. Formation of pyrimidine dimers, B. No damage to DNA, C. DNA hydrolysis, D. Double stranded breaks
A: Formation of pyrimidine dimers
Answer: A: Formation of pyrimidine dimers 
Explanation: Ans. A. Formation of pyrimidine dimers(Ref: Harper 31/e page 374)DNA lesions formed by UV light damage are Bulky adducts and Pyrimidine Dimers