一个女性将常染色体上的某一突变基因传给她孙女的概率是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24532' and id < 2108146 and id<>'2108146' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24532' and id > 2108146 and id<>'2108146' order by id asc limit 5