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Transcription and Regulation

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

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

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Transcription and Regulation
Enhancers are regions that

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

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Transcription and Regulation
Transcription by E. coli polymerase occurs in

None of these
three phases known as initiation, elongation and termination
four phases known as initiation, propagation, elongation and termination
two phases known as initiation and termination

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Transcription and Regulation
Immediately after transcription

both (a) and (b)
a methylated guanine cap is added to the 51 end of the transcript
a methylated guanine cap is added to the 31 end of the transcript
a poly adenylation signal is added

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Transcription and Regulation
RNA polymerase in prokaryotes has a removable

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

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Transcription and Regulation
The nucleons of eukaryotic cell has

RNA polymerase I
RNA polymerase III
all of these
RNA polymerase II

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