(2)同学乙认为该病的遗传方式不可能为伴X染色体隐性遗传。通过图中Ⅰ、Ⅱ代的某些个体可作出该判断,依据是
(3)同学丙认为该病的遗传方式可能为伴X染色体显性遗传,若不考虑基因突变等其他原因,你
(4)若该病为常染色体隐性遗传,则Ⅱ4和Ⅱ5再生一个患有该病的儿子的概率是

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

