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a,1 cặp gen Bb tồn tại trên 1 cặp nhiễm sắc thể tương đồng. Gen B có L = 5100(A°); A-G=20%. Gen b có 150 vòng xoắn; T-G =300 Nữ. Tính số Nu của mỗi loại của cả gen Bb. b,1 gen có 120 vòng xoắn; %A-%G = 20%. Tính tổng số lượng của mỗi loại Nu Mọi người giúp em với ạ :333
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