Các enzym sau có mặt trong chu trình urê: A. Carbamyl phosphat synthetase, Ornithin transcarbamylase, Arginosuccinat synthetase, Aconitase, Arginase. B. Carbamyl phosphat synthetase, Arginos

Carbamyl phosphat synthetase, Ornithin transcarbamylase, Arginosuccinat synthetase, Aconitase, Arginase.

Carbamyl phosphat synthetase, Arginosuccinat synthetase, Fumarase, Arginosuccinase, Arginase.

Carbamyl phosphat synthetase, Ornithin transcarbamylase, Arginosuccinat synthetase, Arginosuccinase, Arginase.

Carbamyl synthetase, Ornithin transcarbamylase, Arginosuccinat synthetase, Succinase, Arginase.