题目内容
关于PCR技术，正确的是
2021-09-29
A.需要基因探针
B.需要DNA聚合酶
C.需要一对特异性引物
D.以DNA变性和复性为基础
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24652' and id < 2114016 and id<>'2114016' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24652' and id > 2114016 and id<>'2114016' order by id asc limit 5