组别 | 亲代性状 | 子代性状 |
A | 皱粒×皱粒 | 全是皱粒 |
B | 圆粒×圆粒 | 既有圆粒,也有皱粒 |
C | 圆粒×皱粒 | 既有圆粒,也有皱粒 |
(1)控制豌豆种子形状的基因存在于
(2)根据
(3)C组亲代豌豆的基因组成是
(4)将取自同一株豌豆的种子分为两组,分别种在肥沃的土壤和贫瘠的土壤中,两者长势存在明显差异,这种差异属于
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