题目内容
细菌突变的类型不包括( )
2021-10-08
A.碱基的置换
B.碱基的插入
C.碱基的复制
D.碱基的缺失
E.转位因子的插人
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='25050' and id < 2131705 and id<>'2131705' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25050' and id > 2131705 and id<>'2131705' order by id asc limit 5