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': 'In translation process, proof reading of mRNA done by \nSelect and explain. \nA. RNA polymeraes, B. Amino acyl t-RNA synthetase, C. Leuicine zipper, D. DNA', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]