Pathology All India exam 5bb6ebd3 Because free ammonia in the blood is toxic to the body, it is transpoed in which of the following non-toxic forms? A Histidine and urea B Phenylalanine and methionine C Glutamine and urea D Lysine and glutamine High-Yield Explanation Glutamine and urea Ref: Ganong - Review of Medical Physiology 23rd Ed Page 644