Choose the wrong statement

Options

A. In ureotelic organisms, ammonia is not a product of metabolism
B. In mammals some amount of urea may be retained in the kidney matrix of ureotelics to maintain osmolarity
C. In fishes, kidneys do not play any significant role in the removal of ammonium ions
D. Urea and uric acid are less toxic than ammonia

Answer

A

Explanation

Urea is less toxic than ammonia therefore ammonia metabolized by ornithine cycle in liver.