无知匹夫“问老天”,希望你闭上你的嘴。北京猿人只发现头盖骨,哪有什么铲形门齿。请停止造谣!你不知道现在PCR可以无限扩增哪怕极微量DNA?
无知匹夫“问老天”,希望你闭上你的嘴。北京猿人只发现头盖骨,哪有什么铲形门齿。请停止造谣!你不知道现在PCR可以无限扩增哪怕极微量DNA?
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