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 glucose transpoer mediates insulin stimulated glucose uptake? \nSelect and explain. \nA. SGLT-1, B. GLUT-1, C. GLUT-2, D. GLUT 4', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Insulin stimulated glucose uptake into fat and muscle cells is mediated by GLUT 4. Insulin stimulates translocation of a pool of GLUT 4 to the plasma membrane through targeted exocytosis and depress the rate of GLUT4 endocytosis.', 'role': 'assistant'}]