World renowned genetic genealogist Donna Rutherford has updated her DNA FAQ with the latest information for beginners at this time. It’s a great distillation covering lots of companies and web sites. So if you’re new to autosomal DNA and want to learn more, we highly recommend giving it a read. DNA – What, when, how, […]
Many DNA testing laboratories are advertising ethnicity or ancestral population percentages for participants – but how are those figures calculated? Why are there such differences in the results from one company to another? This presentation provides insights on how these percentages are derived. Ancestral Percentages here meaning Biogeographical Ancestry (BGA) defined as an estimation of […]