A) 75% colourblind
B) 50% colourblind
C) all normal
D) All colourblind
Correct Answer: B
Solution :
In fact the woman with normal vision is carrier because her father is colourblind (daughter of colourblind father are either colourblind or carrier) and when she marries a normal man, than the genotype of parents are Carrier woman Normal man (Carrier (Colour (Normal (Normal daughter) blind son) daughter) son) Therefore, 50% sons would be colourblind and 50% would be normal.You need to login to perform this action.
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