题目内容
属于顺电-化学梯度膜转运的形式有（)
2021-11-30
A.单纯扩散
B.主动转运
C.易化扩散
D.胞吞作用
E.胞吐作用
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='28675' and id < 2340235 and id<>'2340235' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28675' and id > 2340235 and id<>'2340235' order by id asc limit 5