核苷酸的碱基通过糖苷键连接到戊糖的

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='16083' and id < 1342842 and id<>'1342842' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='16083' and id > 1342842 and id<>'1342842' order by id asc limit 5