A haemophilia person has married to a normal woman Then his___________?
Correct answer: C. Daughter are carrier
- A. Daughter are infeted
- B. Sons are infected
- C. Daughter are carrier
- D. All are normal
Explanation
An affected haemophiliac man passes his affected X chromosome to every daughter and his Y chromosome to every son; with a normal woman, all daughters are carriers and all sons are unaffected. Therefore, the daughters are carriers rather than affected patients.
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