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38 votes
38 votes
The kidneys remove ______ from the blood.

a. oxygen
b. urea
c. cells
d. carbon dioxide

User Ketanbhatt
by
2.8k points

2 Answers

17 votes
17 votes
The answer to this is b)urea
User Quirky Purple
by
3.2k points
14 votes
14 votes
The correct answer is urea. Kidneys are responsible for filtering blood and removing waste products
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