Transcription and Regulation Transcription by E. coli polymerase occurs in two phases known as initiation and termination four phases known as initiation, propagation, elongation and termination three phases known as initiation, elongation and termination None of these two phases known as initiation and termination four phases known as initiation, propagation, elongation and termination three phases known as initiation, elongation and termination None of these ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The RNA polymerases that transcribe bacterial DNA are highly glycosylated in their active forms only active inside the cell multisubunit enzymes interchangable with DNA polymerases highly glycosylated in their active forms only active inside the cell multisubunit enzymes interchangable with DNA polymerases ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Each tRNA molecule has a cloverleaf secondary structure consisting of either (a) or (b) three stem loops two stem loops four stem loops either (a) or (b) three stem loops two stem loops four stem loops ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation RNA polymerase holoenzyme initiates transcription which involves recognition of the -35 sequence only recognition of the -10 sequence and -35 sequence None of these recognition of the -10 sequence only recognition of the -35 sequence only recognition of the -10 sequence and -35 sequence None of these recognition of the -10 sequence only ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The complex of RNA polymerase, DNA template and new RNA transcript is called transcription bubble replication bubble none of these a translation bubble transcription bubble replication bubble none of these a translation bubble ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The closed complex at bacterial promoters is not affected by promoter mutations not affected by activator proteins in equilibrium with free RNA polymerase and the promoter bound more tightly when repressors are present not affected by promoter mutations not affected by activator proteins in equilibrium with free RNA polymerase and the promoter bound more tightly when repressors are present ANSWER DOWNLOAD EXAMIANS APP