下列在生物进化事件中决定性意义最大的是（）o

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30528' and id < 2465181 and id<>'2465181' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30528' and id > 2465181 and id<>'2465181' order by id asc limit 5