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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
modulate transcription
bind RNA polymerase

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

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

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Transcription and Regulation
Transcription factors are

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

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

promoters
start codons
enhancers
transcription factors

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Transcription and Regulation
Transcription by E. coli polymerase occurs in

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

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Transcription and Regulation
The binding of lac repressor to DNA could be considered to be analogous to

allosteric effects in enzyme regulation
competitive inhibition of an enzyme
uncompetitive inhibition of an enzyme
mixed-type inhibition of an enzyme

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