A colour blind man has a colour blind sister butnormal brother .The phenoptype of parents is

A colour - blind man has a colour - blind sister but a. normal brother. Which of these is correct about their parents ?

A colour - blind man has a colour - blind sister but a. normal brother. Which of these is correct about their parents ?

" A colourblind man has a colour blind sister,but a normal brother,then his mother would be :- "

A colour blind man has a normal brother and colour blind sister .The phenotypoes of persents are :

A man whose father was colour blind marries a woman who has a colour blind mother and normal father .What percentage of male childern of this couple will be colour blind ?

A man whose father was colour blind marries a woman who has a colour blind mother and normal father .What percentage of male childern of this couple will be colour blind ?

A man whose father was colour blind marries a woman who has a colour blind mother and normal father .What percentage of male childern of this couple will be colour blind ?

A man whose father was colour blind marries a woman who has a colour blind mother and normal father .What percentage of male childern of this couple will be colour blind ?

A man whose father was colour blind marries a woman who had a colour blind mother and normal father. What percentage of male children of this couple will be colour blind?