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': 'Source of ATP in RBCs is ? \nSelect and explain. \nA. Glucose, B. Fatty acid, C. Aminoacid, D. Ketone body', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., GlucoseRBCs don't have mitochondria., The only pathway that provides ATP even in anaerobic conditions is glycolysis.Oxidation of reducing equivalents in the respiratory chain is coupled with phosphorylation of ADP to ATP.This is the most impoant mechanism for capturing the energy present in various nutrients.", 'role': 'assistant'}]