Pedigrees and Inheritance patterns

Match it! Select the correct answer from the pull down...Good luck!

4) A half filled circle represents a

10) Colorblindness is a sex-linked trait that is represented with the recessive allele (c). What would the parents' genotypes be if they have a colorblind girl?

12) Adrian is type A blood and his wife Carla is type B blood. What are Adrian and Carla's genotypes if 50% of their children have AB blood and the other 50% have A blood?

5) Paula is affected by a trait. Her husband is not. They have 3 sons; one son has the trait but the other two sons do not have the trait. What type of pedigree is shown?

8) Familial hypercholesterolemia is an autosomal dominant disorder. Both Alvin and his wife are heterozygous for the disorder. What are the chances of their offspring having the disorder?

14) Dimples (D) are dominant to not having dimples. Freckles (F) are dominant to not having freckles. What is a person's genotype if they have dimples but no freckles?

3) The roman numerals on the side of a pedigree represent

11) Linda has heterozygous type B blood. Her husband, Leo, is AB blood. What is the probability in fraction that they will have a child with A blood?