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Transcription and Regulation

Transcription and Regulation
The nucleons of eukaryotic cell has

all of these
RNA polymerase II
RNA polymerase III
RNA polymerase I

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Transcription and Regulation
Transcription results in

messenger RNA
an amino acid chain
Okazaki fragments
complementary DNA

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Transcription and Regulation
Rho-dependent termination of transcription in E. coli

both (a) and (b)
removes mRNA and holoenzyme from the DNA
requires about 50 nucleotides of uncomplexed mRNA
requires ATP

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Transcription and Regulation
Transcription by E. coli polymerase occurs in

None of these
two phases known as initiation and termination
three phases known as initiation, elongation and termination
four phases known as initiation, propagation, elongation and termination

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Transcription and Regulation
Immediately after transcription

both (a) and (b)
a methylated guanine cap is added to the 31 end of the transcript
a methylated guanine cap is added to the 51 end of the transcript
a poly adenylation signal is added

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Transcription and Regulation
Transcription of each set of rRNA genes by RNA polymerasel produces

a single 5S rRNA precursor molecule
a single 45S rRNA precursor molecule
a single 28S rRNA precursor molecule
a single 18S rRNA precursor molecule

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