搜索 - 科创

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知识的来源很大程度上来源于各种模式，例如，通过读文献而来，通过识别外在图像或图形而来；通过自然语言的交流而来等等。以上所谈的不管是什么自然参数过程，都笼统地叫做模式。

究竟细菌有一个、两个或是三个染色体，在这个问题上纠缠不清对我们研究DNA结构毫无益处，只要我留心DNA结构的有关文献，我们想得到的东西就可能在茶余饭后的谈话中突然出现。

幸运的是，在文献中已经报道了一种不怎么好的DNA图片。这是英国结晶学家奥斯特伯（w.T.Astbury）在5年前拍摄的。我们拿来派上了用场。

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