AP Bio U5L11 Pedigree Analysis

Sickle cell anemia is autosomal recessive, which means someone affected by the disease must have a genotype that is (aa). Which parental cross will give the highest percentage of the recessive trait for sickle cell anemia being passed to their children?

Hemophilia is an X-linked recessive disorder. Which of the following sets of parents could produce a female with hemophilia?

Select all that apply.

In the following X-linked dominant pedigree, what is the genotype of individual I-1?