下列哪一项最能代表转录过程.doc

?下列哪一项最能代表转录过程A?DNA??RNA?protein.?C?DNA??DNA?-dependentRNAsynthesisis依赖DNA催化合成RNA的酶是?A????,thereis(are)--___type(s)??2.?C???DNA?B????A?SonlyB?G1onlyC?G2only?D?,asproposedbyFrancisCrickin1953?A?DNA==>DNA==>RNAB?RNA==>protein==>DNA?C?DNA==>RNA==>proteinD?protein==>RNA==>-?A?mRNA(c);tRNA(a);rRNA(b);snRNA(d)2B?mRNA(d);tRNA(b);rRNA(c);snRNA(a)C?mRNA(c);tRNA(b);rRNA(d);snRNA(a)D?mRNA(a);tRNA(b);rRNA(c);snRNA(d),RNApolymerasejoinsnucleotides?A?from5’to3’B??from3’to5’D??A?ATPB?GTPC?CTP?D??A?NTPs?B?primerRNAsequenceC?RNApolymeraseD???double-stranded.?C?single-?’-CCATGCTA-5’.ThecorrespondingsequenceofthemRNAproducedfromthisgeneisA?5’-CCATGCTA-3’B?3’-GGTACGAT-5’C?3’--5’?D?5’-GGUACGAU-3’?A????-?5’-AACTGT-3’?B?5’-TTGACA-3’C?5’-TATAAT-3’3D?5’-TTAAGA-3’?A?α-subunitB?β-subunitC?rhofactor?D?