Transcription and Regulation Which of the following conditions would cause the release of the lac repressor protein from the lac operator site on DNA? Presence of glucose in the growth media Both (b) and (c) Presence of lactose in the growth media Presence of IPTG (isopropyl thiogalactoside) in the growth media Presence of glucose in the growth media Both (b) and (c) Presence of lactose 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) four stem loops two stem loops three stem loops either (a) or (b) four stem loops two stem loops three stem loops ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Which of the following is necessary for transcription to occur? Both DNA & RNA polymerase RNA polymerase DNA polymerase DNA molecule Both DNA & RNA polymerase RNA polymerase DNA polymerase DNA molecule 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 oriC regions. Shine Dalgarno sequences. promoters. start codons. oriC regions. Shine Dalgarno sequences. promoters. start codons. ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Transcription begins downstream from the start codon none of these upstream from the start codon at the start codon downstream from the start codon none of these upstream from the start codon at the start codon ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The function of the sigma factor of RNA polymerase is to assure that translation ends at the proper point assure that transcription ends at the proper point assure that translation begins at the proper point assure that transcription begins at the proper point assure that translation ends at the proper point assure that transcription ends at the proper point assure that translation begins at the proper point assure that transcription begins at the proper point ANSWER DOWNLOAD EXAMIANS APP