Urea, a waste product, is collected from all the tissues of the body by the circulatory system and is selectively removed from the blood by the kidneys true or false?

True

Explanation:

The kidney performs many functions in our body :

1. filtering waste material from the body

2. filtering and regulating minerals from blood

3. they help the body pass urine as waste.

The kidneys helps in removing a number of waste materials from the body and throws out in the urine. Two main compounds that kidneys remove are:

-- uric acid from the breakdown of nucleic acids

-- urea, which is formed from the breakdown of proteins

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