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4.Principles of Inheritance and Variation
medium
If a normal women marries a colourblind man
A
All their children will be colourblind
B
All their sons will be colourblind but the daughters will be normal
C
All the children will be normal
D
all daughters will be colourblind and sons will be normal
Solution

(c)Genotype of normal women -$XX$
Genotype of colourblind man – $X^cY$
Standard 12
Biology
Similar Questions
Match the following – (w.r.t. Pedigree analysis)
Column $-I$ | Column $-II$ |
$a.$ Solid symbol | $(i)$ Carrier of sex linked trait |
$b.$ Horizontal line between symbols | $(ii)$ Offspring |
$c.$ Horizontal line above the symbols | $(iii)$ Trait to be studied |
$d.$ Dot in centre | $(iv)$ Parents |
medium