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bichhangtq1979
2 năm trước
Một gen có chiều dài 0,51 micromet. Có số lượng Nucleotit 2 loại bổ sung trên mạch 1 là 450. a. Tính số liên kết H trên gen. b. Tính số lượng từng loại Nucleotit trên từng mạch đơn của gen. Biết mạch 1 của gen có A=300, X=400 Nucleotit. c. Tính số liên kết cộng hoá trị giữa đường và axit trên 1 mạch của gen
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