A colourblind daughter is born when
Father is colourblind, mother is normal
Mother is colourblind, father is normal
Mother is carrier, father is normal
Mother is carrier, father is colourblind
Choose correct option.
$(i)$ The heterozygous female transmit the disease to son.
$(ii)$ Change in the shape of the $RBC$ from biconcave disc to elongated sickle like structure.
$(iii)$ Mentally retarded.
$(iv)$ Heamoglobin not formed proper amount in blood.
All sons of a couple are colourblind because
Colour blindness in man is
If a normal woman marries a colourblind man, their
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?