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Genetic Regulation Prokaryotes

Genetic Regulation Prokaryotes
DNA is methylated at

CG sequences
AC sequences
TATA sequences
CAAT sequences

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Genetic Regulation Prokaryotes
Sex lethal (sxl) in Drosophila is transcribed when

the X autosome balance is less than 0.5
the X autosome balance equals 0.5
the X autosome balance is 1 or greater
None of these

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

4
2
1
3

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

positive
may be positive or negative
none of these
negative

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

leucine zippers
DNA methylation
tubulin
tachykinins

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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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