Finally, DNA ligase newly synthesized DNA chain and the original links.最后DNA连接酶将新合成的DNA链与原来的链接上.Methods: The restriction endonuclease and T 4 DNA ligase were used to construct the vector plasmid.方法载体的构建采用限制性内切酶酶切、4DNA连接酶...
Recent events had obviously been a heartbreak for him.最近发生的一系列事件显然让他伤心不已。After so much heartbreak she just pined away.经历了这么多伤心事之后她日渐憔悴了.It was the age of heartbreak.那是令人伤心的年龄....