The tryptophan operon in some bacteria is a repressible operon that is
A) permanently turned on.
B) turned on only when tryptophan is present in the growth medium.
C) turned off only when glucose is present in the growth medium.
D) turned on only when glucose is present in the growth medium.
E) turned off whenever tryptophan is added to the growth medium.
Correct Answer:
Verified
Q1: If you were to observe the activity
Q2: What is the role of a molecule
Q3: For a repressible operon to be transcribed,
Q3: Which of the following environments would most
Q5: Which of the following mechanisms is used
Q6: What would be the result of a
Q8: When DNA is compacted by histones into
Q9: Which of the following events occurs during
Q9: Altering patterns of gene expression in prokaryotes
Q10: In positive control of several sugar-metabolism-related operons,
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