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': 'All are true of the genetic code except ? \nSelect and explain. \nA. Degenerate, B. Universal, C. Punctuation, D. Non overlapping', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Punctuation', 'role': 'assistant'}]