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hananguyenvn92
2 năm trước
Mọi người giúp e với ạ 1 phân tử ARN có L = 0,306 micromet phân tử đó có rG=2/3rX và rA=405. Gen tổng hợp ra phân tử ARN đó có tổng % 2 loại nu là 40% Hãy tính: % và số lượng nu của gen Số nu của ARN Số liên kết hóa trị chứa trong gen và trong ARN
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