colour blindness is a _________ disease.
Congenital diseases:
Final answer: colour blindness is a congenital disease.
Night blindness is a ____ deficiency disease.
A couple with normal vision has a child with colour blindness. Since we know that colour blindness is an X-linked disease, how would you indicate the mother in the pedigree chart?
A normal male marries a female who is a carrier of colour blindness. What is the possibility of this couple having a son suffering from colour blindness?