Exercise: Genetic Regulation Prokaryotes

Questions for: Genetic Regulation Prokaryotes

Tubulin is regulated by
A:
binding of tubulin to tubulin mRNA
B:
splicing of the tubulin transcript
C:
binding of tubulin to the tubulin translational product
D:
binding of tubulin to DNA
Answer: C
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In the presence of high levels of tryptophan
A:
attenuator allows transcription of trp structural genes
B:
attenuator propogates transcription
C:
attenuator terminates transcription
D:
none of the above
Answer: C
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A frameshift mutation occurs in the sigma subunit gene transcribed as part of SPOl early genes. What will be the immediate result?
A:
Early genes will not be translated
B:
Middle genes will not be transcribed
C:
The bacterial host will lyse immediately
D:
Infection will proceed as usual
Answer: C
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The lac operon is transcribed in which segments?
A:
1
B:
2
C:
3
D:
4
Answer: A
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Which of the following is not part of the lac operon?
A:
I
B:
O
C:
P
D:
none of these
Answer: A
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