Birds Secrete Uric Acid as Their Nitrogenous Waste Because Uric

Multiple Choice

Birds secrete uric acid as their nitrogenous waste because uric acid ________.

A) is readily soluble in water
B) is metabolically less expensive to synthesize than other excretory products
C) requires little water for nitrogenous waste disposal, thus reducing body mass
D) can be reused by birds as a protein source