交配(♀×♂) | ①×② | ②×① | ①×③ | ③×① | ②×③ | ③×② |
交配率(%) | 0 | 8 | 16 | 2 | 46 | 18 |
精子传送率(%) | 0 | 0 | 0 | 0 | 100 | 100 |
A.实验结果表明近缘物种之间也可进行交配 |
B.生殖隔离与物种的分布区域是否重叠无关 |
C.隔离是物种形成的必要条件 |
D.②和③之间可进行基因交流 |
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