Inheritance and genetic crosses

Red-green colour blindness is an inherited, sex-linked genetic disorder caused by a recessive allele on the X chromosome.

Describe the phenotype of a male with the genotype $X^rY$ .

[1]

Red-green colour blindness is an inherited, sex-linked genetic disorder caused by a recessive allele on the X chromosome.

Describe the phenotype of a male with the genotype $X^rY$ .

[1]

Inheritance and genetic crosses Questions