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?
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?
- [NEET 2014]
- A
$0.25$
- B
$0$
- C
$0.5$
- D
$0.75$
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