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Transcription

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

delta
gamma
sigma
beta

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Transcription
An mRNA transcript of a gene contains

a start codon
a terminator
a stop codon
all of these

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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
activation
desiccation
corepression

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Transcription
Which of the following is a product of transcription?

tRNA
all of these
rRNA
mRNA

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

b subunit
c subunit
a subunit
s subunit

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Transcription
What is the usual sequence of a Pribnow box?

TATAAT
AUAUA
UUUUU
TTGACA

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