contestada

7


Pedigree


The inheritance pattern for an autosomal dominant trait is


shown in the pedigree. Shaded symbols represent


individuals that express the dominant trait.


Based on this pedigree, what are the most likely


genotypes of individuals I-1 and I-2?


II


A


I-1: aa


1-2: Aa


B


I-1: AA


1-2: Aa


С


I-1: Aa


I-2: aa


D


I-1: aa


I-2: AA