以下关于镁的生理功能叙述错误的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30437' and id < 2459268 and id<>'2459268' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30437' and id > 2459268 and id<>'2459268' order by id asc limit 5