Not every modern human has the same set of Neanderthal DNA, however; different people will, by chance, have inherited different fragments. But there are also some areas, termed "Neanderthal deserts," where none of the Neanderthal DNA seems to have persisted. Notably, the largest Neanderthal desert is the entire X chromosome, raising questions about whether this reflects the evolutionary fitness of genes there or mating preferences.
(Photo: A digital screen shows an icon of a chatbot with text inviting users to ask it anything and a finger pressing on the screen. Credit: Getty Images)
，推荐阅读同城约会获取更多信息
— Supabase (@supabase) February 27, 2026
Opens in a new window