A woman with two genes for haemophilia and one gene for colour blindness on one of the 'X' chromosomes marries a normal man. How will the progeny be ?
1) 50% haemophilic colour blind sons 50% haemophilic sons
2) 50% haemoophilic daughters 50% colour blind daughters
3) All sons daughters haemophilic colour blind
4) Haemophilic and colour blind daughters