已知番茄植株有茸毛(D 已知番茄植株有茸毛(D)对无茸毛(d)为显性,红果(H)对黄果(h)显性,两对基因独立遗传.有茸
1个回答

(1)有茸毛:无茸毛=2:1

(2)ddHh和Ddhh 1/2

(3)①.DdHh和ddHh ②.0.33(或1/3) 0.5(或1/2) ③.4 3/10