This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Biochemistry
[{'content': 'Binds to the receptors on Leydig cells. \nSelect and explain. \nA. LH, B. PRL, C. TSH, D. GH', 'role': 'user'}, {'content': 'Answer: A \nExplanation: LH binds to the receptors on Leydig cells and stimulates the release of testosterone. PRL, TSH, GH, and FSH do not bind to Leydig cells.', 'role': 'assistant'}]