Transcription and Regulation Transcription by E. coli polymerase occurs in four phases known as initiation, propagation, elongation and termination two phases known as initiation and termination None of these three phases known as initiation, elongation and termination four phases known as initiation, propagation, elongation and termination two phases known as initiation and termination None of these three phases known as initiation, elongation and termination ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Which of the following conditions would cause the release of the lac repressor protein from the lac operator site on DNA? Both (b) and (c) Presence of lactose in the growth media Presence of glucose in the growth media Presence of IPTG (isopropyl thiogalactoside) in the growth media Both (b) and (c) Presence of lactose in the growth media Presence of glucose in the growth media Presence of IPTG (isopropyl thiogalactoside) in the growth media ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Each tRNA molecule has a cloverleaf secondary structure consisting of either (a) or (b) two stem loops three stem loops four stem loops either (a) or (b) two stem loops three stem loops four stem loops ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Immediately after transcription a methylated guanine cap is added to the 31 end of the transcript both (a) and (b) a methylated guanine cap is added to the 51 end of the transcript a poly adenylation signal is added a methylated guanine cap is added to the 31 end of the transcript both (a) and (b) a methylated guanine cap is added to the 51 end of the transcript a poly adenylation signal is added ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation RNA is synthesized on a DNA template in a process called __________ , which utilizes the enzyme __________ transcription, RNA polymerase replication, DNA polymerase translation, RNA polymerase transcription, DNA polymerase transcription, RNA polymerase replication, DNA polymerase translation, RNA polymerase transcription, DNA polymerase ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The regions of a gene located at -10 and -35, with respect to the start of transcription, are termed start codons. oriC regions. promoters. Shine Dalgarno sequences. start codons. oriC regions. promoters. Shine Dalgarno sequences. ANSWER DOWNLOAD EXAMIANS APP