Question

Urea cycle converts ammonia into

• A. more toxic form
• B. less toxic form
• C. either less or more toxic form
• D. a product with the same toxicity as ammonia.

Answer 1

The correct option is B less toxic form

Urea cycle converts ammonia into urea which is 100,000 times less toxic than ammonia. This cycle is a metabolic pathway that takes place in the liver. Three ATP molecules are used up in the process.