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: Pathology
[{'content': 'Which of the following has direct role in apoptosis? \nSelect and explain. \nA. CAMP, B. CGMP, C. Cytochrome C, D. Exonuclease', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Cytoplasmic cytochrome C has a significant role in intrinsic pathway for apoptosis.', 'role': 'assistant'}]