用“Sami”造句大全，Sami造句
"TheSamispiritfollowsyou,"hesays.SeveralSamilanguagesarespokenandwritteninthenorthernregionsbytheSamipeople.TheSamihavestrongviewsonenvironmentalmatters.Andyet,throughouttheirhistory,theSamihavealwa...
图为某种质粒表达载体简图，小箭头所指分别为限制*内切酶EcoRI、BamHI、SamI的酶切位点，P为启动子，...
问题详情：图为某种质粒表达载体简图，小箭头所指分别为限制*内切酶EcoRI、BamHI、SamI的酶切位点，P为启动子，T为终止子，ori为复制原点。已知目的基因的两端分别有包括EcoRI、BamHI、SamI在内的多种酶的酶切位点。外源DNA*入...