Pedigree Charts

Autosomal and Sex-linked Autosomal- chromosome that is not a sex chromosome Sex-linked- Trait carried on a sex chromosome

Showing genetic pedigree Unaffected female: Carrier Affected female: Unaffected male: Affected male: I 1 2 II 1 2 3 4 5 III 1 2 3 4 5

Autosomal trait pedigree

Sex-Linked Pedigree

Betsy George Melissa Simon Theodore Alvin Tom Jerry George Marries Betsy and together they have Theodore Alvin and Melissa. Melissa Marries Simon and together they have Tom and Jerry. Theodore and Tom are colorblind. Complete the rest of the punnet square to show what would need to happen. Betsy George Melissa Simon Theodore Alvin Tom Jerry