- 问题详情:下图四种质粒含有E1和E2两种限制酶的识别序列,Apr表示抗青霉素的抗*基因,Tcr表示抗四环素的抗*基因。将两端用E1切开的Tcr基因与用E1切开的质粒X-1混合连接,连接后不能获得的质粒类型有( )A.X-1 B.X-2 C.X-3 ...
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- 1、RwandeseArmy(APR)2、APR(AirprofileRecording)3、Avoid0%APRCARDS.4、SavetheAPRfileandthedatabase.5、LouisianaAPRof941.AndtheOhioStatefootballteamhadanAPRof928.6、ApprovalDate(asofboardpresentation)APR11,2006.7、ApprovalDate(asofboardpresentation)APR...
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