DNA证据导致了她的逮捕。

___DNA evidence led to her arrest.

所有这些东西都有一个共同的根源：沃森和克里克对DNA结构的发现。

All these things have a common root: the discovery of the structure of ___DNA by Watson and Crick.

科学家可以分析DNA来识别遗传疾病。

Scientists can analyze ___DNA to identify genetic disorders.