A colour blind son will born when

A colour blind son is born normal parents It shows that

A colour blind son is born normal parents It shows that

Colour blindness is

A colour blind daughter is born when

A colour blind girl can be born when

A colour blind girl can be born when

A colour blind girl can be born when

A colour blind girl can be born when

Colour blindness is rare in females due to its defective gene being sex linked. A colour blind girl is born will be only when :

A colour blind boy is born to a couple with a normal colour vision. Write the genotype of the parents.