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Genetic Regulation Prokaryotes

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

P
O
none of these
I

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Genetic Regulation Prokaryotes
Sex hormones activate transcription of specific genes by

binding to RNA polymerase
binding to DNA promoter region
binding to DNA enhancer region
binding to a transcription factor

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

tubulin
leucine zippers
tachykinins
DNA methylation

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Genetic Regulation Prokaryotes
Which of the following occur in the presence of glucose?

cAMP increases
Binding of CAP-cAMP complex to the promoter area decreases
None of these
lac Z gene expression is increased

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Genetic Regulation Prokaryotes
A mutation in the tip binding site of the repressor would result in

inducible trp operon expression
no operon expression
None of these
constitutive trp operon expression

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Genetic Regulation Prokaryotes
Sex determination in Drosophila involves

gene amplification
methylation
none of these
alternate splicing

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