article_snippet: The ancestors of current-day Yoruba people (left) from West Africa - which is one of the largest African ethnic groups - provided the largest contribution of genes from Africa to all current-day American populations.
article_snippet: - The ancestors of current-day Yoruba people from Africa provided the largest contribution of genes from Africa to all current-day American populations.
article_snippet: The ancestors of current-day Yoruba people from West Africa - which is one of the largest African ethnic groups - provided the largest contribution of genes from Africa to all current-day American populations. '
highlights_snippet: The ancestors of Yoruba people provided the largest contribution of genes from Africa to modern Americans .
  