Biochemistry Which among the following is the rate limiting enzyme in urea synthesis? A Argininosuccinate lyase B Argininosuccinate synthase C Ornithine transcarbamoylase D Carbamoyl phosphate synthetase I 💡 Explanation Which among the following is the rate limiting enzyme in urea synthesis? ✓ Correct Answer: D. Carbamoyl phosphate synthetase I