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o0rajn0o9889
2 năm trước
Bài tập 3 : Ở cà chua , quả đỏ, tròn trội hoàn toàn so với quả vàng, bầu dục. Đem thụ phấn cây cà chua quả đỏ, bầu dục thuần chủng với cà chua quả vàng, tròn thuần chủng. a/ Xác định kết quả ở F2 ? b/ Nếu đem cà chua quả vàng, tròn ở F2 lai với một cây cà chua quả vàng, bầu dục khác thì kết quả như thế nào ?
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