Why is N-Acetylglutamate important in the regulation of the urea cycle?

• A. N-Acetylglutamate activates carbamoyl phosphate synthetase, enhancing the urea cycle.
• B. N-Acetylglutamate directly converts ammonium into urea.
• C. N-Acetylglutamate inhibits the activity of transaminases.
• D. N-Acetylglutamate is converted into glucose in the urea cycle.

Answer: (A)