题目内容
分子量最大的免疫球蛋白是( )
2021-09-30
A.IgG
B.IgA
C.IgM
D.IgE
E.IgD
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24755' and id < 2119612 and id<>'2119612' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24755' and id > 2119612 and id<>'2119612' order by id asc limit 5