In the trp operon, attenuation occurs through translation of two Trp codons in the leader sequence. What would happen if these two codons were mutated to stop codons?

A) Region 1 will bind to region 3 in the absence of Trp.
B) The antiterminator loop will form in the presence or absence of Trp.
C) Region 3 will bind to region 4 in and transcription will proceed in the presence or absence of Trp.
D) Region 3 will bind to region 1 in the presence of Trp.


C) Region 3 will bind to region 4 in and transcription will proceed in the presence or absence of Trp.

Biology & Microbiology

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