3. How can you know for sure that individuals II-3 and II-4 are heterozygous?
4. Brown eyes are a dominant eye-color allele and blue eyes are recessive. A brown-eyed woman whose father had blue eyes and whose mother had brown eyes marries a brown-eyed man whose parents are also brown-eyed. They have a son who is blue-eyed.
Please draw a pedigree showing all four grandparents, the two parents, and the son.
Label your science notebook, number your pages, and update your table of contents.
Indicate which individuals you are certain of their genotype and where there are more than one possibilities.
Insert a picture of you pedigree below:
