Question

what is excretion? ???????​

Answer 1

Answer:

Excretion is a process in which metabolic waste is eliminated from an organism. In vertebrates this is primarily carried out by the lungs, kidneys, and skin. This is in contrast with secretion, where the substance may have specific tasks after leaving the cell. Excretion is an essential process in all forms of life.

Explanation:

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Answer 2

Excretion: The process of removal of unwanted and harmful metabolic waste substances is called excretion.

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