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Biology, 22.07.2021 07:00 myparentsrock17

Ở người, alen A nằm trên NST X quy định máu đông bình thường là trội hoàn toàn so với alen a quy định mù màu. Một cặp vợ chồng sinh con, người vợ bình thường nhưng người chồng bị mù màu. Biết không xảy ra đột biến. Theo lí thuyết, tỉ lệ sinh con bị bệnh chiếm bao nhiêu phần trăm?

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Ở người, alen A nằm trên NST X quy định máu đông bình thường là trội hoàn toàn so với alen a quy địn...
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