题目内容
内毒素的毒性成分是
2021-12-16
A.蛋白A
B.脂类A
C.肽聚糖
D.核心多糖
E.特异性多糖
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='29772' and id < 2417531 and id<>'2417531' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29772' and id > 2417531 and id<>'2417531' order by id asc limit 5