要有效地预防遗传病的产生和�展必须对遗传病进行�测和预防以下属于遗传病的�测和预防手段的是 A.产前诊断b.接种疫菌 c.增加营养 Template




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tomski要有效地预防遗传病的产生和�展必须对遗传病进行�测和预防以下属于遗传病的�测和预防手段的是 a.产前诊断b.接种疫菌 c.增加营养 coloring