This Theory Explains the Neanderthal DNA Mystery - David Reich
Dwarkesh Patel305 字 (约 2 分钟)
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The wave-front expansion model explains the Neanderthal DNA paradox: small amounts of interbreeding at the expansion edge led to massive local gene introgression, resulting in a 5% nuclear DNA mixture while retaining mitochondrial DNA via maternal cultural transmission.
入选理由：波前扩张机制使得即使极少量的杂交也能导致大规模的本地基因渗入（Introgression）。
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