环球慢速英语 第321期:一个人类基因组(2)

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voice 2: It is your Deoxyribonucleic acid, or DNA. Some people call DNA the building blocks of life. Everyone has his or her own set of DNA. It influences every part of a person's body.
声音2：这就是脱氧核糖核酸，简称DNA。有人认为DNA是构筑生命的基石。所有人都有自己的一套DNA。它影响人们身体的各个部分。

voice 1: And it has millions of different parts to it. But there is something truly surprising about DNA. When scientists really began to look at people's DNA they discovered that people are not really that different from each o