Sex-Linked Inheritance Problem Set
Problem 7: Red-green color blindness in humans
A human female "carrier" who is heterozygous for the recessive, sex-linked trait causing red-green color blindness (or alternatively, hemophilia), marries a normal male. What proportion of their male progeny will have red-green color blindness (or alternatively, will be hemophiliac)?
University of Arizona
Updated: July 15, 1999
Contact the Development Team