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Genetic Regulation Prokaryotes

Genetic Regulation Prokaryotes
Sex determination in Drosophila involves

gene amplification
none of these
methylation
alternate splicing

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

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

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Genetic Regulation Prokaryotes
Sex hormones activate transcription of specific genes by

binding to a transcription factor
binding to DNA promoter region
binding to RNA polymerase
binding to DNA enhancer region

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Genetic Regulation Prokaryotes
Enhancers differ from promoters in that

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

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

3
1
4
2

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Genetic Regulation Prokaryotes
What are genes?

The functional unit of inheritance
All of these
A fragment of DNA
A portion of a chromosome

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