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 is the most abundant Glucose transporter in RBC? \nSelect and explain. \nA. GLUT-1, B. GLUT-3, C. GLUT-4, D. GLUT-5', 'role': 'user'}, {'content': 'Answer: A \nExplanation: GLUT-1 is the most abundant Glucose transporter in RBC.', 'role': 'assistant'}]