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
[{'content': 'Splicing activity is a function of: \nSelect and explain. \nA. mRNA, B. snRNA, C. tRNA, D. rRNA', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Small Nuclear RNA (SnRNA):\n\nThey\xa0 belong\xa0 to\xa0 small\xa0 RNAs\xa0 of\xa0 size\xa0 90\xa0 to\xa0 300 nucleotides\n1% of total RNAs\nThey have ribozyme activity.\nFunction\nmRNA Processing (U1, U2, U4,U5, U6 and U7 as a part of spliceosome)\nrRNA processing\nGene regulation.\n\nHarper 30th edition Pg-408,411', 'role': 'assistant'}]