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 mitochondria' DNA: \nSelect and explain. \nA. Maternal inheritance, B. Mitochondrial disease is associated mostly with Mutation & some have deletion, C. Not highly conserved & has high mutation rate, D. All", 'role': 'user'}, {'content': 'Answer: D \nExplanation: A i.e. Maternal inheritance; B i.e. Mitochondrial disease is associated mostly with Mutation & some have deletion; C i.e. Not highly conserved & has high mutation rate;', 'role': 'assistant'}]