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A women with normal vision marries a man with normal vision and gives birth to a colourblind son. Her husband dies and she marries a colourblind man. Wht is the probability of heer children having the abnormality :-A. `50%` colourblins sons + `50%` colourblind daughtersB. All sons colourblind & daughter carrierC. All daughter colourblind & sons normalD. `50%` sons colourblind and all daughters normal |
| Answer» Correct Answer - A | |