books.google.com - In Deep Ancestry, scientist and explorer Spencer Wells shows how tiny genetic changes add up over time into a fascinating story. Using scores of real-life examples, helpful analogies, and detailed diagrams and illustrations, he translates complicated concepts into accessible language and explains exactly...https://books.google.com/books/about/Deep_Ancestry.html?id=1CBEwqfGf8gC&q=mtDNA+lineages&utm_source=gb-gplus-shareDeep Ancestry
