In: Biology
Which of the following statements about the tryptophan (trp) operon does not properly describe its function?
Select one:
a. The trp operon is activated in the cell when tryptophan
levels rise
b. The enzymes expressed by the trp operon allow the cell to make tryptophan when cellular levels are low
c. The trp operon is activated in the cell when tryptophan levels fall
d. The trp repressor remains bound to the operon when allosterically bound by tryptophan in the cell