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: Unknown
[{'content': "A 34-year-old, G1P0, presents for genetic counseling at 12 week's gestation. The patient has two sisters and a brother; her father has hemophilia. Her siblings are not affected, but she has a nephew that is:What is the inheritance pattern of this disorder? \nSelect and explain. \nA. X-linked inheritance, B. Autosomal recessive, C. Mitochondrial inheritance, D. Multifactorial inheritance", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) X-linked inheritance.Hemophilia is an X-linked recessive disease. These diseases are more common in men than in women. An affected male will not pass the diseases to his sons, but all daughters will be carriers. X-linked recessive diseases are transmitted from carrier women to affected men.Image source- style="font-family: Times New Roman, Times, serif">', 'role': 'assistant'}]