题目内容
大多数细菌在下列pH缓冲液中带正电荷 的是( )
2021-10-08
A.pH<3
B.pH<6
C.pH<7. 2
D.pH<7. 6
E.pH<8. 2
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='25051' and id < 2131745 and id<>'2131745' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25051' and id > 2131745 and id<>'2131745' order by id asc limit 5