Asked by lunamoon

The kidneys remove which cellular waste product from blood?
Question 4 options:

undigested food materials

urea

carbon dioxide

oxygen
Answered by GPT-4o mini
The kidneys remove **urea** from the blood. Urea is a waste product formed from the breakdown of proteins and is excreted in urine.
There are no human answers yet. A form for humans to post answers is coming very soon!