Question

Which is the main excretory product in humans?

Answer 1

Excretion:

1. A metabolic process through which waste materials are removed from the body.
2. The main excretory wastes are urea.

Urea:

1. Urea is the primary product of mammalian protein metabolism.
2. Urea is carried through the bloodstream to the kidneys. It is removed there, along with water and other waste such as urine.
3. .The enzymes present in the liver, change ammonia into urea, which the body can flush out of the urine.