Transcription and Regulation In eukaryotes, there are three different RNA polymerases. The RNA polymerase responsible for transcription of mRNA is RNA polymerase II none of these RNA polymerase I RNA polymerase III RNA polymerase II none of these RNA polymerase I RNA polymerase III ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Transcription factors are proteins which bind to DNA and regulate transcription CATT boxes TATA boxes promoters proteins which bind to DNA and regulate transcription CATT boxes TATA boxes promoters ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Most transcripts of protein coding genes are cleaved at the 3' end just before a poly adenylation signal at the 5' end immediately after a poly adenylation signal at the 5' end immediately before a poly adenylation signal at the 3' end just after a poly adenylation signal at the 3' end just before a poly adenylation signal at the 5' end immediately after a poly adenylation signal at the 5' end immediately before a poly adenylation signal at the 3' end just after a poly adenylation signal ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Each tRNA molecule has a cloverleaf secondary structure consisting of three stem loops either (a) or (b) four stem loops two stem loops three stem loops either (a) or (b) four stem loops two stem loops ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The binding of lac repressor to DNA could be considered to be analogous to competitive inhibition of an enzyme mixed-type inhibition of an enzyme allosteric effects in enzyme regulation uncompetitive inhibition of an enzyme competitive inhibition of an enzyme mixed-type inhibition of an enzyme allosteric effects in enzyme regulation uncompetitive inhibition of an enzyme ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation The function of the sigma factor of RNA polymerase is to assure that transcription ends at the proper point assure that transcription begins at the proper point assure that translation begins at the proper point assure that translation ends at the proper point assure that transcription ends at the proper point assure that transcription begins at the proper point assure that translation begins at the proper point assure that translation ends at the proper point ANSWER DOWNLOAD EXAMIANS APP