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游客 发表于 2019-6-22 17:33 |倒序浏览 |打印
We used to work together http://rulertube.fun/ ruler tube  This combined model for genes and anatomy represents 芒聙聹quite a stride forward,芒聙聺 Wills says. The results not only show that the evolutionary clock ticked much faster around the time of the Cambrian, but also hint at what may have sped it up. The fact that genes and anatomy evolved at roughly the same rate suggest that pressures to adapt and survive in a world of new, complex predators drove both, the authors speculate. Innovations such as exoskeletons, vision, and jaws created new niches and evolution sped up to fill them. Wills agrees that the new research makes this explanation for the Cambrian explosion 芒聙聹look a lot more probable now.芒聙聺
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