Transcription and Regulation Each tRNA molecule has a cloverleaf secondary structure consisting of four stem loops three stem loops either (a) or (b) two stem loops four stem loops three stem loops either (a) or (b) two stem loops ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation In eukaryotes, there are three different RNA polymerases. The RNA polymerase responsible for transcription of mRNA is RNA polymerase II RNA polymerase I none of these RNA polymerase III RNA polymerase II RNA polymerase I none of these RNA polymerase III ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Promoters for tRNAs are located none of these upstream from the start codon downstream from the start codon both (a) and (b) none of these upstream from the start codon downstream from the start codon both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Upstream regions which are essential for correct transcription are called transcription factors start codons promoters enhancers transcription factors start codons promoters enhancers ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The closed complex at bacterial promoters is not affected by promoter mutations bound more tightly when repressors are present not affected by activator proteins in equilibrium with free RNA polymerase and the promoter not affected by promoter mutations bound more tightly when repressors are present not affected by activator proteins in equilibrium with free RNA polymerase and the promoter ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Which of the following is necessary for transcription to occur? Both DNA & RNA polymerase DNA molecule DNA polymerase RNA polymerase Both DNA & RNA polymerase DNA molecule DNA polymerase RNA polymerase ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS