We talked about the structure of DNA, how it works in terms of a physical chemical model of the DNA molecules.

上节课我们讲了DNA的结构,从理化模型的角度讲了,DNA分子是如何工作的

生物医学工程探索课程节选 : 耶鲁公开课

I want to start by showing you this cartoon that you already know about with the structure of a double helix.

我想要给你们看这张卡通模型,你们都知道,这是DNA双螺旋结构

生物医学工程探索课程节选 : 耶鲁公开课

This is a feature of DNA shown in this cartoon form, so if you can keep that sort of schematic in mind, it makes it a lot easier to understand the detailed structure.

这是卡通模型所表现的DNA的特点之一,如果你能把这个模型记住,你会很容易理解DNA分子的详细结构

生物医学工程探索课程节选 : 耶鲁公开课