Câu 32: USMLE: United States Medical Licensing Examination
A couple comes for preconceptional genetic counseling because they both have a family history of ־±-thalassemia. The woman has a minimally decreased hemoglobin concentration. Genetic studies show a single gene deletion. The man has microcytic anemia and a two-gene deletion. If the two-gene deletion is in trans (one de…
Nội dung câu hỏi
A couple comes for preconceptional genetic counseling because they both have a family history of ־±-thalassemia. The woman has a minimally decreased hemoglobin concentration. Genetic studies show a single gene deletion. The man has microcytic anemia and a two-gene deletion. If the two-gene deletion is in trans (one deletion on the maternal gene and one deletion on the paternal gene), which of the following percentages of their offspring will have a two-gene deletion?
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. 0%
- B. 25%
- C. 50% — đáp án hiện tại
- D. 75%
- E. 100%
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