Question

is urea expelled through sweat ,urine or both​

Answer 1

Answer:

Urea is expelled through only by urine beacuse it contain nitrogeneous waste which is semi solid is excrete through out by filtering unit of kidney that is nephrons which excrete urea by collecting duct to the anal sphincters.

Answer 2

Answer:

The answer is both

Explanation:

Urea is expelled from sweat usually but small amounts of urea is also expelled through urine....

So, the correct answer is both by sweat as well as urine too....