Multiple Choice
Which statement includes two advantages of excreting uric acid instead of urea?
A) Excreting uric acid conserves water, and it is more soluble in water than is urea.
B) Excreting uric acid allows animals to live in freshwater, and a single molecule of it eliminates twice the amount of nitrogen as does a molecule of urea.
C) Excreting uric acid conserves water, and a single molecule of it eliminates twice the amount of nitrogen as does a molecule of urea.
D) Excreting uric acid conserves water, and it requires less energy because it allows vertebrates to be ionic conformers.
E) Excreting uric acid allows animals to live in saltwater, and a single molecule of it eliminates four times the amount of nitrogen as does a molecule of urea.
Correct Answer:

Verified
Correct Answer:
Verified
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