与细菌遗传变异无关的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30303' and id < 2450342 and id<>'2450342' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30303' and id > 2450342 and id<>'2450342' order by id asc limit 5