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': 'True about genetic code: \nSelect and explain. \nA. AUA codes for methionine in mitochondria, B. UGA codes for selenocysteine, C. AUG codes for initiator codon in mammalian cell and AGA & AGG act as chain terminator in mammalian mitochondria both, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: All', 'role': 'assistant'}]