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Transcription and Regulation

Transcription and Regulation
Upstream regions which are essential for correct transcription are called

promoters
enhancers
transcription factors
start codons

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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 II
RNA polymerase III
none of these
RNA polymerase I

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Transcription and Regulation
RNA is synthesized on a DNA template in a process called __________ , which utilizes the enzyme __________

transcription, DNA polymerase
transcription, RNA polymerase
translation, RNA polymerase
replication, DNA polymerase

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Transcription and Regulation
The regions of a gene located at -10 and -35, with respect to the start of transcription, are termed

start codons.
promoters.
Shine Dalgarno sequences.
oriC regions.

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

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

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Transcription and Regulation
RNA polymerase holoenzyme initiates transcription which involves

None of these
recognition of the -10 sequence only
recognition of the -10 sequence and -35 sequence
recognition of the -35 sequence only

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