Biology, 23.10.2021 16:50 anna8352

Cho hai giống cá kiếm mắt đen thuần chủng và mắt đỏ thuần chủng giao phối với nhau được F1 toàn cá kiếm mắt đen. Khi cho các con cá F1 giao phối với nhau thì tỉ lệ về kiểu hình ở F2 sẽ như thế nào? Cho biết màu mắt chỉ do một nhân tố di truyền quy định.

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Cho hai giống cá kiếm mắt đen thuần chủng và mắt đỏ thuần chủng giao phối với nhau được F1 toàn cá k...

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