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Transcription and Regulation

Transcription and Regulation
Enhancers are regions that

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

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

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

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Transcription and Regulation
Promoters for tRNAs are located

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

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Transcription and Regulation
In prokaryotes, transcription is

terminated by a poly A sequence
terminated by a protein called rho
terminated by the stop codon
terminated by a start codon

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Transcription and Regulation
Transcription results in

Okazaki fragments
messenger RNA
complementary DNA
an amino acid chain

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Transcription and Regulation
Upstream regions which are essential for correct transcription are called

promoters
transcription factors
enhancers
start codons

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