He says that the same kinds of complex genetic interactions that are happening in the songbird brain are probably happening in ours.

VOA: standard.2010.04.05

Now, I recognize-- well you should recognize that this is a very simplified view of a highly complex network of interactions that takes place.

我认为,你们应当了解,这只是对一个高度复杂,协同运作的网状工作系统的简单介绍

耶鲁公开课 - 生物医学工程探索课程节选

It does that through a complex set of sort of cellular interactions, and it turns out also gene rearrangements if you go further to study that.

而这此过程中,发生了一系列复杂的细胞间的相互作用,也会涉及到基因重排,如果你们深入学习的话就会学到

耶鲁公开课 - 生物医学工程探索课程节选