This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cytogenetic Disorders, Subject name: Pathology
[{'content': 'Klinefelter no of chromosomes- \nSelect and explain. \nA. 47, B. 46, C. 45, D. 44', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., 47 o In Klinefelter's syndrome there is extra X or Y chromosome to a male karyoty pe. Thus there are 47 chromosome.", 'role': 'assistant'}]