Chapter 12, Problem 21RQ

Which of the following situations does not follow the Law of Independent Assortment?

1. A blond man and a brunette woman produce three offspring over time, all of who have blond hair
2. A white cow crossed with a brown bull produces roan cattle
3. Mating a hog with a sow produces six female piglets
4. Men are more likely to experience hemophilia than women.