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': 'Which of the following enzyme is not a protein ? \nSelect and explain. \nA. Carboxypeptidase, B. Amylase, C. Ribozyme, D. DNAase', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e.,Ribozyme Enzymes are natural thermolabile, biological catalysts. They are protein or polypeptide in nature, except for a few, i.e., ribozyme is not a protein but a RNA molecule with catalytic activity. enzymes are secreted by living cells.", 'role': 'assistant'}]