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apr 18, 1955 - DNA双螺旋结构发现；朝鲜战争停战

Description:

沃森和克里克提出DNA双螺旋结构模型，开启分子生物学时代。中朝与联合国军在板门店签订《朝鲜停战协定》。

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5 months ago

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apr 18, 1955

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~ 71 years ago

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