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Genetic Regulation Prokaryotes

Genetic Regulation Prokaryotes
Sex determination in Drosophila involves

none of these
alternate splicing
methylation
gene amplification

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Genetic Regulation Prokaryotes
Tubulin is regulated by

binding of tubulin to tubulin mRNA
binding of tubulin to DNA
binding of tubulin to the tubulin translational product
splicing of the tubulin transcript

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

none of these
negative
may be positive or negative
positive

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Genetic Regulation Prokaryotes
The lac operon is translated into __________ proteins.

4
3
2
1

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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
In the presence of high levels of tryptophan

attenuator propogates transcription
attenuator allows transcription of trp structural genes
attenuator terminates transcription
None of these

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