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从基因突变频率到身高变化：人类一直在不断演化
source link: http://tech.sina.com.cn/d/f/2018-02-12/doc-ifyrmfmc1853941.shtml
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新浪科技讯北京时间2月12日消息，据国外媒体报道，细菌的增殖速度极快，这一点在它们传播疾病时着实恼人，但在研究生命演化的机制时又非常有用。在含有足够数量细菌的培养皿里滴入抗生素，几天之后，你就可以找到一个刚好具有抗药性的细菌，而它会迅速繁殖
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