下列有关基因工程的叙述，正确的是：

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='20249' and id < 1770438 and id<>'1770438' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='20249' and id > 1770438 and id<>'1770438' order by id asc limit 5