若某一个体核型为46，XX/47，XX，+21则表明该个体为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24545' and id < 2107647 and id<>'2107647' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24545' and id > 2107647 and id<>'2107647' order by id asc limit 5