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Transcription

Transcription
A specific __________ factor helps RNA polymerase bind to late promoters and transcribe late genes.

delta
sigma
beta
gamma

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Transcription
Which of the following component of RNA polymerase facilitates the recognition of promoter sequences?

c subunit
s subunit
a subunit
b subunit

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Transcription
Which of these catalyzes the synthesis of RNA from a DNA template?

DNA gyrase
DNA polymerase
DNA ligase
RNA polymerase

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Transcription
A level of regulation, demonstrated by the termination of transcription if tryptophan is abundant, by the tryptophan operon in E.coli cells is called

attenuation
corepression
desiccation
activation

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Transcription
The synthesis of mRNA based on a DNA template is called

DNA replication
translation
DNA restriction
transcription

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Transcription
The components found in all prokaryotic transcription terminators is

a hairpin structure
a poly-U region
Rho factor
none of these

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