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Author Question: The advantage of excreting nitrogenous wastes as urea rather than as ammonia is (Read 691 times)

j_sun

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on: Sep 17, 2013
The 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 osmolar gradient.
E) less nitrogen is removed from the body.


sammy

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Reply #1 on: Sep 21, 2013
I remember it was B


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j_sun

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Reply #2 on: Oct 15, 2013
Thanks dude! Marking this solved.


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