Anth 245 1st edition Lecture 20Outline of Last Lecture- Fresh stage - Putrefaction Stage - Bloating Stage - Late Stages - Variables in Rate of DecayOutline of Current Lecture- Ancient versus modern DNA- What can we do with ancient DNA?- Themes in aDNACurrent LectureGuest Speaker What can we do with aDNA? - Extinct species placement in phylogenies - Recreation of extinct species Jurassic Park - Is Jurassic Park's idea feasible? What can we do with aDNA? - Diet of specimen from DNA extracted from stomach or intestinal contents or from dung. - Pathogens infecting specimen o Viruses o Bacteria - Screen for known inherited diseases What can we do with aDNA? These notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.- Ancient Migrations and Demography o Who was where when Ancient versus Modern DNA - It is hard to find "populations' of ancient samples - aDNA studies do smaller numbers of markers in smaller numbers of individuals - nucDNA is very difficult to amplify from aDNA extracts, compared to mtDNA - Controversial results in aDNA are REALLY controversial - Burden of proof is much higher for aDNA studies Themes in aDNA - Continuity versus Replacement o Neolithic Farmers in Europe o Neanderthals and Modern Humans o Chinchorro and Alto Ramirez - Phylogenetic Questions o What the heck is a Quagga? o Are living species closely related to extinct or nearly extinct species? - Peopling the Americas o Three or more waves versus one wave o Amerinds, NaDene, Eskaleuts are the putative three waves - The Romanov Family: o Nine skeletons foundin Ekaterinberg, Russia o aDNA studies of the Romanov Family aDNA sex testing STR analysis mtDNA sequencing Comparisons versus living relatives
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