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Transcription and Regulation

Transcription and Regulation
Enhancers are regions that

are adjacent to the TATA box
modulate transcription
bind RNA polymerase
are CAT box binding proteins

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Transcription and Regulation
RNA polymerase in prokaryotes has a removable

both (a) and (b)
sigma subunit
alpha subunit
beta subunit

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Transcription and Regulation
In both eukaryotes and prokaryotes, a promoter region that is rich in AT bases is called as

SV40 region
TATA box
CATT
Shine Dalgarno region

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Transcription and Regulation
Which of the following is necessary for transcription to occur?

RNA polymerase
DNA polymerase
DNA molecule
Both DNA & RNA polymerase

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

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

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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

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