This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
Thymidylated RNA present in 
Select and explain. 
A. mRNA, B. rRNA, C. tRNA, D. 16-S-RNA
C: tRNA
Answer: C: tRNA 
Explanation: The only RNA which contains thymidine (ribothymidine) is tRNA.