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Genetic Regulation Prokaryotes

Genetic Regulation Prokaryotes
Sex determination in Drosophila involves

methylation
alternate splicing
none of these
gene amplification

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Genetic Regulation Prokaryotes
Methylated gene are

silent
active
either (a) or (b)
dynamic

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

tubulin
DNA methylation
leucine zippers
tachykinins

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Genetic Regulation Prokaryotes
Enhancers differ from promoters in that

they initiate transcription
their orientation can be inverted without effect
they are restricted to a specific gene
they are adjacent to the start codon

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Genetic Regulation Prokaryotes
A frameshift mutation occurs in the sigma subunit gene transcribed as part of SPOl early genes. What will be the immediate result?

Infection will proceed as usual
Middle genes will not be transcribed
Early genes will not be translated
The bacterial host will lyse immediately

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

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

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