Urea Is

Question

Urea is
A) transported from the liver to the kidneys by the blood.
B) made in the liver.
C) excreted by the kidneys.
D) All of the above are true.

Accepted Answer

Urea is synthesized in the liver from ammonia, which is a toxic waste product of protein metabolism. It is then transported to the kidneys by the blood and excreted in urine. Therefore, all three statements (A, B, and C) are true.