Attenuation is the process in which tryptophan regulates transcription and translation. Why is attenuation very important for bacteria?

• A. Because their transcription and translation happen simultaneously.
• B. Because they have an insufficient concentration of tryptophan in their system.
• C. Because they cannot do protein synthesis without it.
• D. Because they do not have a transcription process due to their size.

Answer: (A)