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Transcription and Regulation

Transcription and Regulation
RNA polymerase in prokaryotes has a removable

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

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Transcription and Regulation
In eukaryotes, there are three different RNA polymerases. The RNA polymerase responsible for transcription of mRNA is

none of these
RNA polymerase II
RNA polymerase I
RNA polymerase III

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

none of these
replication bubble
transcription bubble
a translation bubble

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Transcription and Regulation
Transcription factors are

CATT boxes
TATA boxes
proteins which bind to DNA and regulate transcription
promoters

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Transcription and Regulation
RNA is synthesized on a DNA template in a process called __________ , which utilizes the enzyme __________

transcription, DNA polymerase
transcription, RNA polymerase
replication, DNA polymerase
translation, RNA polymerase

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Transcription and Regulation
Promoters for tRNAs are located

none of these
both (a) and (b)
upstream from the start codon
downstream from the start codon

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