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': 'Which of the following is catabolic pathway \nSelect and explain. \nA. Cholesterol synthesis, B. Glycogenesis, C. Fatty acid synthesis, D. Ketone body synthesis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Both Ketone body synthesis and ketone body breakdown are catabolic pathways.', 'role': 'assistant'}]