This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Biochemistry
[{'content': 'Ketone bodies not utilised by \nSelect and explain. \nA. Brain, B. RBC, C. Hea, D. Skeletal muscle', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Paial oxidation of fatty acids in the liver leads to ketone body production. Ketone bodies are expoed to extrahepatic tissues, where they act as a fuel in prolonged fasting and starvation.', 'role': 'assistant'}]