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Genetic Regulation Prokaryotes

Genetic Regulation Prokaryotes
What are genes?

All of these
The functional unit of inheritance
A portion of a chromosome
A fragment of DNA

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Genetic Regulation Prokaryotes
Which of the following is not part of the lac operon?

I
none of these
P
O

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Genetic Regulation Prokaryotes
Tubulin is regulated by

binding of tubulin to the tubulin translational product
splicing of the tubulin transcript
binding of tubulin to DNA
binding of tubulin to tubulin mRNA

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

none of these
negative
may be positive or negative
positive

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Genetic Regulation Prokaryotes
In the presence of high levels of tryptophan

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

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

tubulin
leucine zippers
DNA methylation
tachykinins

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