下列不属于植物细胞内信号系统的是（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25865' and id < 2171344 and id<>'2171344' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25865' and id > 2171344 and id<>'2171344' order by id asc limit 5