Dna Usa : A Genetic Portrait of America

- Of Americans whose ancestors came as slaves, virtually all have some European DNA. - Racial intermixing appears least common among descendants of early New England colonists. - There is clear evidence of Jewish genes among descendants of southwestern Spanish Catholics. - Among white Americans, evidence of African DNA is most common in the South. - European genes appeared among Native Americans as early as ten thousand years ago. An unprecedented look into America's genetic mosaic and how we perceive race, DNA USA challenges the very notion of what we think it means to be American.