用来检测待测核酸同源程度的一小段已标 记的核苷酸序列称为

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30802' and id < 2480830 and id<>'2480830' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30802' and id > 2480830 and id<>'2480830' order by id asc limit 5