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Transcription

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

delta
sigma
gamma
beta

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Transcription
Which of the following statement defines a replicon?

The enzyme responsible for transposition
A DNA molecule that encodes pili for conjugation
A DNA molecule that is able to replicate and be maintained
A DNA template which is used in transcription

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

RNA polymerase
DNA ligase
DNA gyrase
DNA polymerase

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Transcription
Which of the following proteins first binds to TATA box during transcription?

TF II B
TF II D
RNA polymerase
TF II A

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Transcription
Which of the following is a product of transcription?

all of these
rRNA
mRNA
tRNA

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Transcription
Which of the following enzyme(s) is/are required for lactose fermentation?

β-galactosidase
Transacetylase
Galactoside permease
All of these

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