My+family+pedigree

===The //characteristics// that are shown in the //pedigree// are the hair colors. Eight family members are shown in the pedigree.Pedigrees are useful when scientist are studying genetics so they can tell if someone in the family is going to have a disease passed down to them. The //dominant trait// in the is the dark brown hair color, because my grandparents in of the has dark brown hair and the other has light brown hair and the color that shows up in the //offspring// is dark brown so that is how i know that the dark brown is the dominant trait in the pedigree.===