Which of the following bacterial RNA polymerase subunits is found in the holoenzyme,but not the core enzyme?
A)fi' beta prime
B)m omega
C)a sigma
D)fi beta
E)a alpha)

Question

Which of the following bacterial RNA polymerase subunits is found in the holoenzyme,but not the core enzyme?
A)fi' beta prime 
B)m omega 
C)a sigma 
D)fi beta 
E)a alpha)

Quizplus · Accepted Answer

Sigma subunit is found only in the holoenzyme and not in the core enzyme. It is responsible for recognizing the promoter sequence and initiating the transcription process.

Which of the Following Bacterial RNA Polymerase Subunits Is Found