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4.Principles of Inheritance and Variation
medium
If a man who is colour blind marries a women, who is pure normal for colour vision, the chances of their sons have colour blindness is
A
$100 \%$
B
$50: 50$
C
$0 \%$
D
$75: 25$
Solution

So, all sons in the progeny will be normal.
Standard 12
Biology