This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Organelles, Subject name: Biochemistry
[{'content': 'Mitochondria are involved in all of the following EXCEPT: \nSelect and explain. \nA. ATP production, B. Apoptosis, C. Tri-carboxylic acid cycle, D. Cholesterol synthesis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The biochemical processes taking place in mitochondria are all catabolic pathways and vital pathways i.e. TCA and ETC Replication, Transcription and Translation for mitochondrial DNA Apoptosis Cholesterol synthesis is anabolic pathway, so it occurs in cytoplasm (option 4)', 'role': 'assistant'}]