Multiple Choice
An advantage of excreting nitrogenous wastes as urea rather than as ammonia is that
A) urea can be exchanged for Na+.
B) urea is less toxic than ammonia.
C) urea requires more water for excretion than ammonia.
D) urea does not affect the osmolarity gradient.
E) less nitrogen is removed from the body.
Correct Answer:
Verified
Correct Answer:
Verified
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