题目内容
逆转录病毒的核酸类型为
2021-09-23
A.单股负链RNA
B.单股正链RNA
C.单股正链DNA
D.单股负链DNA
E.单股正链RNA，二聚体
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24116' and id < 2083815 and id<>'2083815' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24116' and id > 2083815 and id<>'2083815' order by id asc limit 5