细胞内能储存遗传信息并能复制的物质是

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='21549' and id < 1874136 and id<>'1874136' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='21549' and id > 1874136 and id<>'1874136' order by id asc limit 5