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Genetic Regulation Prokaryotes

Genetic Regulation Prokaryotes
Catabolite activating protein exerts __________ control on transcription of the lac operon genes.

none of these
may be positive or negative
negative
positive

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Genetic Regulation Prokaryotes
Alternate splicing of RNA transcripts is a mechanism to regulate

tubulin
DNA methylation
tachykinins
leucine zippers

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Genetic Regulation Prokaryotes
The first protein complex to bind to the TATA box is

transcription factor IIA
all of these
transcription factor IIB
transcription factor IID

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Genetic Regulation Prokaryotes
In the presence of tryptophan in the cell, the repressor is __________

bound to both DNA and tryptophan
bound to DNA
bound to neither tryptophan nor DNA
bound to tryptophan

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Genetic Regulation Prokaryotes
Sex determination in Drosophila involves

alternate splicing
methylation
none of these
gene amplification

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Genetic Regulation Prokaryotes
In the presence of high levels of tryptophan

attenuator terminates transcription
attenuator propogates transcription
attenuator allows transcription of trp structural genes
None of these

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