Question

Which of the following is a function of the kidneys?

O
A. To remove carbon dioxide from the blood and send it to the
urinary bladder
O
B. To catch toxins in the blood and send them to the liver
O
C. To catch nutrients that slipped away from the digestive system
O
D. To remove salts from the blood so osmosis works properly

Answer 1

I think it’s A but idk

Answer 2

Answer: A

Explanation: They help the body pass waste as urine. They also help filter blood before sending it back to the heart