TLS Online TPP Program

#Question id: 3986


Consider the lac operon of E. coli.  When there is neither glucose nor lactose in the growth medium:

#Unit 3. Fundamental Processes
  1. CRP protein binds to the lac operator.

  2. CRP protein displaces the Lac repressor from the lac promoter.

  3. repressor is bound to the lac operator.

  4. RNA polymerase binds lac promoter and transcribes the lac operon.