杂交组别 | 亲本杂交情况 | 子代眼色情况 |
杂交实验1 | 甲(父本)×乙(母本) | 雌性为褐色眼、雄性为褐色眼 |
杂交实验2 | 丙(母本)×丁(父本) | 雌性为红色眼、雄性为褐色眼 |
(2)结合杂交实验1和2分析,此种鸟若为褐色眼,则其基因型需满足___________________,杂交实验1中甲和乙的基因型分别是_______________________________。
(3)若让杂交实验1子代中的褐色眼雌性个体与杂交实验2子代中的褐色眼雄性个体杂交,则其后代褐色眼雄性个体中纯合子所占的比例为_________________________。

同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

