Which of the Following is a Nitrogen-Containing Waste Product

Question

Which of the following is a nitrogen-containing waste product?
A) Glucose
B) Adenosine triphosphate
C) Carbon dioxide
D) Urea

Accepted Answer

Urea is a nitrogen-containing waste product formed in the liver, and is excreted by the kidneys. Glucose and adenosine triphosphate are not waste products, but rather important energy sources for the body. Carbon dioxide is a waste product of cellular respiration, but does not contain nitrogen.