Transcription and Regulation In eukaryotes, there are three different RNA polymerases. The RNA polymerase responsible for transcription of mRNA is RNA polymerase III none of these RNA polymerase I RNA polymerase II RNA polymerase III none of these RNA polymerase I RNA polymerase II ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Transcription factors are CATT boxes proteins which bind to DNA and regulate transcription TATA boxes promoters CATT boxes proteins which bind to DNA and regulate transcription TATA boxes promoters 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? Presence of lactose in the growth media Presence of glucose in the growth media Both (b) and (c) Presence of IPTG (isopropyl thiogalactoside) in the growth media Presence of lactose in the growth media Presence of glucose in the growth media Both (b) and (c) Presence of IPTG (isopropyl thiogalactoside) in the growth media ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Which of the following is necessary for transcription to occur? Both DNA & RNA polymerase DNA molecule RNA polymerase DNA polymerase Both DNA & RNA polymerase DNA molecule RNA polymerase DNA polymerase ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Transcription of each set of rRNA genes by RNA polymerasel produces a single 45S rRNA precursor molecule a single 28S rRNA precursor molecule a single 5S rRNA precursor molecule a single 18S rRNA precursor molecule a single 45S rRNA precursor molecule a single 28S rRNA precursor molecule a single 5S rRNA precursor molecule a single 18S rRNA precursor molecule ANSWER DOWNLOAD EXAMIANS APP
Transcription and Regulation Immediately after transcription 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 a methylated guanine cap is added to the 31 end of the transcript ANSWER DOWNLOAD EXAMIANS APP
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