An activator protein would have which of the following effects on an operon with a positive control mechanism?
A) Stimulate transcription.
B) Turn off transcription.
C) Stimulate transcription when a coactivator is bound to the allosteric site.
D) Inhibit transcription when a coactivator is bound to the allosteric site.
E) Activator proteins only work on operons under negative control.
Correct Answer:
Verified
Q1: An inducible operon is usually controlled by:
A)
Q4: A new operon is discovered in bacteria.
Q5: cAMP levels decrease when _. This results
Q6: Many genes encode proteins that are always
Q10: How does the lactose repressor block transcription
Q12: A repressible operon is usually controlled by:
A)
Q13: Gene expression in bacteria is regulated primarily
Q14: Considering that virtually all cells in any
Q16: In the tryptophan operon, the repressor actively
Q17: In the lac operon, cAMP binds to:
A)
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents