【摘要】 DNA作为生物遗传物质 ,它的发现是一个伟大的历史事件 ,具有所有科学发现的共性 ,回顾一个世纪的DNA发现的科学史 ,可以升华出许多的哲学观点和理论。经验和推理是科学赖以建立的两根支柱 ,一定历史条件下学科的交叉与渗透对科学发现有重大意义。分析科学的继承与DNA双螺旋结构的提出、DNA双螺旋发现中科学家的创造性思维及思维方式的选择等几个方面 ,旨在总结科学发展的经验 ,从而更加理性、主动地发展科学更多还原

【Abstract】 DNA is genetic mateiral of most living things.To the development of biology and all the other sciences ,it is very important as the scientists understand DNA step by step in the last century. People can know a great deal of philosophic standpoint from this finding process.Experience and ratiocinate are two pillar on which science is building up.Intercross study of difference courses is one of factors pushing sciences advancing, inherition from elder generation and creative thinking. And each thinking fashion play it’s role in the finding process of certain area. It aims to make us take part in our study rationally.更多还原