This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Transcription, Subject name: Biochemistry
[{'content': 'Splicing is done by: \nSelect and explain. \nA. tRNA, B. mRNA, C. snRNA, D. rRNA', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Splicing is done by snRNA Splicing Removal of introns Done by U1, U2, U4, U5 and U6 snRNA(small nuclear RNA). (U= Uracil)', 'role': 'assistant'}]