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Transcription and Regulation

Transcription and Regulation
The complex of RNA polymerase, DNA template and new RNA transcript is called

transcription bubble
a translation bubble
none of these
replication bubble

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Transcription and Regulation
Immediately after transcription

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

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Transcription and Regulation
RNA polymerase holoenzyme initiates transcription which involves

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

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Transcription and Regulation
Enhancers are regions that

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

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Transcription and Regulation
RNA polymerase in prokaryotes has a removable

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

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Transcription and Regulation
Transcription of each set of rRNA genes by RNA polymerasel produces

a single 5S rRNA precursor molecule
a single 45S rRNA precursor molecule
a single 28S rRNA precursor molecule
a single 18S rRNA precursor molecule

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