Question

Color-blindness is a x-linked recessive disease. under what circumstances will this condition manifest in a child?

Answer 1

if its mother is homozygous for colorblindess or his father is color blind, carrier mother normal father, color blind mother normal father

Answer 2

The Colour blindness as an x-recessive disorder will manifest in a child if the parents have the disease.

EXPLANATION:

If the child is a male or female and either or both parents have color blindness, then the disease will manifest in the child. X-inheritance means that inheritance is mutation on gene x. x-inheritance means that the disorder travels for the x alleles of either the mother or father to the child.