This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fuel in Fed, Fasting and Starvation, Subject name: Biochemistry
[{'content': 'Which one of the following tissues can metabolize glucose, fatty acids, and ketone bodies for ATP production: \nSelect and explain. \nA. Liver, B. Muscle, C. Brain, D. Red blood cells', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Muscles can use all i.e. glucose, fatty acids & ketone bodies. WITH REGARD TO OTHER OPTIONS: Liver (Option a) cannot use ketone bodies, because of deficiency of Thiophorase (first enzyme of ketone body utilization). Brain (Option c) cannot use F.A. because F.A. cannot cross BBB. RBCs (Option d) cannot use fatty acids & ketone bodies, because they lack mitochondria.', 'role': 'assistant'}]