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Genetic Regulation Prokaryotes

Genetic Regulation Prokaryotes
Sex determination in Drosophila involves

methylation
gene amplification
none of these
alternate splicing

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

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

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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
TATA boxes
common transcription factor binding domains

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

tachykinins
DNA methylation
leucine zippers
tubulin

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Genetic Regulation Prokaryotes
Which of the following is not a transcription factor?

Steroid hormones
Zinc finger proteins
Helix-turn-helix proteins
Leucine zipper proteins

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

3
2
4
1

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