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nga.nguyen.10122001
2 năm trước
Ở lúa gen A quy định tính trạng thân cao , a quy định tính trạng thân thấp , B quy định tính trạng hạt bầu , b quy định tính trạng hạt dài . Khi cho lai 2 giống lúa thuần chủng thân cao hạt bầu với thân thấp hạt dài đc F1 đều cho lúa thân cao hạt bầu . Cho F1 lai phân tích thì kết quả kiểu gen kiểu hình của phép lai như thế nào ( Biết các gen qui định các tính trạng trên phân li độc lập ) Giúp mk vs ^^ Thanks
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