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Genetic Regulation Prokaryotes

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

P
none of these
I
O

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Genetic Regulation Prokaryotes
Methylated gene are

silent
dynamic
either (a) or (b)
active

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Genetic Regulation Prokaryotes
The lac operon is transcribed in which segments?

2
3
1
4

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Genetic Regulation Prokaryotes
Genes which need to be coordinately regulated but are not in operons may be regulated by

CAAT regions
GC regions
common transcription factor binding domains
TATA boxes

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

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

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

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

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