Urea formation occurs in the? by Sunday | Sep 12 | Biology JAMB | 0 comments A. heart B. liver C. lung D. kidney Correct Answer: Option B – liver Users Also Read These:Which of the following organs regulates the levels…Dumping in international occurs when a foreign firm sells?Detoxification of urea takes place in the?Excess amino acids are converted into urea by the?Oestrus cycle in the ewe occurs every?