ScientistsinArgentinahavecreatedtheworld’sfirstcowtoo...
问题详情: ScientistsinArgentinahavecreatedtheworld’sfirstcowtoowntwohumangenesthatwillenableittoproducehuman-likemilk,whichismatchlessuptonow.Itisabreakthroughintheareaofclone. Geneticengineer...