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|    Message 15,169 of 15,187    |
|    JTEM to All    |
|    Multiregionalism    |
|    13 Mar 25 06:46:07    |
      3bb3d553       XPost: sci.anthropology, sci.archaeology, soc.history.ancient       XPost: soc.history.medieval       From: jtem01@gmail.com              Quoting the most brilliant JTEM, speaking on the subject of       Multiregionalism... if not straight from the pages of       Wolpoff then close enough...                            https://groups.google.com/g/sci.anthropology.paleo/c/xQhziu3r1kI/m/LPC_BJegCwAJ              Why not two or more populations? Why not having a species       evolve, radiate out and then each group adapting to it's       own unique environment? Why not having all these different       groups bumping into each other, interbreeding, exchanging       genes JUST ENOUGH to moderate all that adaptation?              Understand?              With MANY gene pools instead of just the one, beneficial       traits are more likely to arise, pop up much more often       than with a single gene pool. And those traits could and       would still be passed along to the other populations.              What is also great about this model is that only the       traits which are beneficial to ALL the populations (or       the most populations) are the ones that everyone is       going to retain & compound. So an arboreal adaption       isn't going to last very long in a coastal population,       regardless of how beneficial it is to the forest       dwellers. But, say, a communications or intelligence       gene might not only be retained by the other populations,       but thanks to all their unique environments they may       actually refine it (evolutionary speaking), carry it to       the next level.              So, the "Multi Regional" model, this "Hybridization"       model seems quite effective, while the 19th century       linear model doesn't so much as effectively explain       WHY evolution would take place, much less how.              --       https://jtem.tumblr.com/tagged/The%20Book%20of%20JTEM/page/5              --- SoupGate-DOS v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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