题目内容
细胞内液中主要阳离子是( )
2021-09-30
A.Na+和 Ca2+
B.Na+和 K+
C.K+和 Ca2+
D.K+和 Mg2.
E.K+和 H+
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24747' and id < 2119307 and id<>'2119307' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24747' and id > 2119307 and id<>'2119307' order by id asc limit 5