某种遗传性疾病是由一个点突变（无限制性内切酶位点变化）引起，可以用（ )

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29865' and id < 2422739 and id<>'2422739' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29865' and id > 2422739 and id<>'2422739' order by id asc limit 5