Series: Beyond the Binary — The Basal Eurasian Refugium
Part 2: The Basal Eurasian Refugium
TL;DR:
Southern Arabia is the world’s primary genomic refugium for "Basal Eurasians"—a ghost lineage that never interbred with Neanderthals. While Northern groups integrated with Bronze Age Levantines, the Southern highlands preserved a Neolithic profile that remains the most ancient non-African signature on Earth.
Checkout Part I of this series
Series: Beyond the Binary — The Baghdad Overwrite
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TL;DR: The Qaḥṭān-ʿAdnān binary is a 9th-century administrative mnemonic known as the “Baghdad Overwrite,” created to manage the Umayyad and Abbasid tax and military systems. Modern genomics reveals a shared J1-P58 paternal backbone, proving that tribal identity was a socio-political technology, not a biological divide.
