人类正常生殖细胞精子或卵子各含有一个染色体组，称为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24545' and id < 2107711 and id<>'2107711' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24545' and id > 2107711 and id<>'2107711' order by id asc limit 5