We are going to now go into the atom and try to understand the scientific basis for this observed behavior.

我们现在要讲讲原子,并试着去理解这个观察行为,的科学原理。

麻省理工公开课 - 固态化学导论课程节选

We'll talk about some chemistry today, what DNA molecules are like, why they have the behavior that they do, and you need to understand this in order to understand how you manipulate DNA.

今天我们会谈到一些化学结构,比如DNA分子的形态,它们为什么会以这种形态存在,你必须先掌握这些,才能理解如何操控DNA

耶鲁公开课 - 生物医学工程探索课程节选