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': 'Find the false statement about mi-RNAs: \nSelect and explain. \nA. Inhibit gene expression, B. Can encode proteins, C. Gene silencing RNAs, D. 21-30 nucleotides in length', 'role': 'user'}, {'content': "Answer: B \nExplanation: mi-RNAs : small non coding RNA They are 21-30 nucleotides in length. They don't code for any protein. These are transcribed but not translated. Function :gene silencing.", 'role': 'assistant'}]