Question

From which substance urine is formed I the liver
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Answer 1

Answer:

Urine is mostly water, and contains mineral salts, and about 2% urea, which is produced in the liver to remove ammonia, which is a very toxic substance. Urea has a very low toxicity, although a continuous high level of urea in the blood (a condition called hyperuremia) can cause disease.

Answer 2

Answer:

The liver secretes bile , adigestive fluid , metabolized proteins, fats , Carbohydrates, store glycogen , Vitamins and other substances , synthesized blood clotting factors , remove waste and toxic matter from blood