Question

7. The urinary system is particularly adept at eliminating nitrogen containing waste produces such as ___.

A) ammonia B) urea C) creatinine

D) all of the above

Answer 1

Answer is D

All of the above.

All are nitrogenous compound and here,

NH3(amonia) is water soluble and excreted by Aquatic animals like fish.

Urea is excreted by terriestrial animals.

Creatinine is secreted by muscle. Creatinine is a nitrogenous waste product that, like urea, is transported in the blood to the kidney where it is excreted in the urine.

That's it.

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