試題詳解

57. Select the pair in which the witrogenous waste is incorrectly matched with the benelit of its excretion.

(A) uric acid -mininal loss of water when excreted

(B) uren-_very insoluble in water

(C)uric acid_can be stored as as a precipitate

(D)ammonia_very soluble in water

(E) urea_low toxicity relative to ammonia