Question 16

(Multiple Choice)

The Q protein from λ phage activates expression of head and tail genes using which of the following mechanisms?


A) It causes anti-termination at the transcriptional terminator tL1
B) It activates transcription from PR'.
C) It causes anti-termination at the transcriptional terminator tR'.
D) It inhibits activity of the N protein.
E) It inhibits the activity of the λ cI repressor.

Answer