Everybody loves genealogy, but we are severely limited in what we can know about our family histories. There are two main reasons for this. First, family records only go back so far. Even the longest family trees can’t go back thousands of years. Second,...
The things we can now learn about ourselves, and our recent history, through ancestry testing are simply amazing. Revisiting the SNP chip used by Ancestry.com and 23andMe.com, 4-grandparent test, amazing geographic specificity, no you do not have thousands of...
Dr C explains how to sequence DNA, how to build a genome, and how Ancestry and 23andMe work their magic. Bacterial polymerases do all the work for us, PCR and DNA sequencing, the genome, shotgun sequencing, example: shotgunning the Bible, size of the genome vs a book...
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