方法：以引物互为模板的聚合酶链反应合成目的基因片段。

Methods: The PCR technique in which the primers were used as template each other was adopted to obtain the foreign DNAs for Cloning.

youdao

方法：以引物互为模板的聚合酶链反应合成目的基因片段。

Methods: The PCR technique in which the primers were used as template each other was adopted to obtain the foreign DNAs for Cloning.

youdao