下列有关叙述正确的是( )
A.若Ⅱ-1与正常男性结婚,无法推断所生子女的患病概率 |
B.若Ⅱ-2与Ⅱ-3再生一个女儿,该女儿是突变基因携带者的概率是1/2 |
C.若Ⅲ-1与男性患者结婚,所生女儿不能把突变基因传递给下一代 |
D.该遗传病的遗传规律符合孟德尔遗传定律 |
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