MICR200 - lac operon & rep operon quizzes

what happens when the repressor is bound to the operator

prevents transcription of the genes needed for the catabolism of lactose

based on the video what does the repressor bind to on the operon

operator region

when allolactose binds to the ___ that causes the ___

repressor protein; repressor protein to become active

based on the video what gene codes for the repressor

lacl gene

the active repressor ___ when ___

binds to RNA polymerase; there is no repressor or tryptophan

the ___ binds to the operator region when ___

repressor mRNA; tryptophan is present

what happens when the repressor is inactivated

causes the transcription of genes needed for tryptophan synthesis

activation of the repressor occurs when __

tryptophan binds to the repressor