题目内容
半衰期最长的Ig是（）。
2021-10-12
A.IgD
B.IgG
C.IgA
D.IgM
E.IgE
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='25530' and id < 2149486 and id<>'2149486' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25530' and id > 2149486 and id<>'2149486' order by id asc limit 5