A 2009 autosomal DNA study on 246 Argentines found their genetic composition to be 78.5 percent European , 17.3 percent Native American and 4.2 percent sub-Saharan African .
A 2009 autosomal DNA study on 246 Argentines found their genetic composition to be 78.5 percent European , 17.3 percent sub-Saharan African and 4.2 percent Native American .