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
Which RNA has highest percentage of modified bases 
Select and explain. 
A. mi RNA, B. sn RNA, C. t RNA, D. r RNA
C: t RNA
Answer: C: t RNA 
Explanation: t RNA has modified bases like dihydrouridine, Pseudouridine, Indosine, Ribothymidine.