Tryptophan binds to the repressor to affect

Tryptophan binds to the repressor to affect its activity: When enough tryptophan is present in the cell, tryptophan binds to the repressor and the operon stops being transcribed. True or False:

-When tryptophan binds the repressor, the repressor binds the operator.

-When tryptophan binds the repressor it likely changes the tertiary structure of the repressor.