表皮生长因子（EGF)的跨膜信号转导是通过（)实现的。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30526' and id < 2465072 and id<>'2465072' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30526' and id > 2465072 and id<>'2465072' order by id asc limit 5