if you want to sort of grow a sticky end of your choice on it.

尤其在你想获得选定的粘性末端的时候
You're starting to see that there's all different ways

你们会开始发现可以利用
that one could take advantage of this fairly simple process of cutting and pasting.

各种简单的剪切粘合方法达到相应的目的
That's why molecular biology,

这就是分子生物学
one of the reasons why it's turned out to be such a powerful tool,

如此有用的原因之一
because if you can think creatively you can find all different ways

因为如果你有创造力你可以用各种方法
to using these very simple principles to recombine molecules,

运用这些简单的原理来重组分子
to make unique new DNA sequences.

创造独特的DNA新序列
Where does the DNA sequence come from?

我们感兴趣的基因从哪里来
I want to spend a little time talking about that.

我想花一点时间讲一下这点
Say we've got a human gene that we want to make

假设我们想合成出一个人类的基因
and let's say it's the human gene

假设现在我们想合成的