Excretion is unnecessary process ( )
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Answer:Importance of excretion
Certain waste and harmful substances are formed during the functioning of body cells. ... When these toxic materials are not removed from the body, they get mixed with blood and can damage the cells of the body. The removal of such poisonous waste materials is therefore necessary.
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It is necessary to excrete waste products because it harms our body. It contains undigested particles in human body. If waste products are not excreted it becomes a slow poision in human body.21-Jan-2018
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the explanation is correct I am thinking
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