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Wednesday 11 October 2017

The excretory system

The excretory system is responsible for removing (eliminate) unwanted substances from the body. It is part of the vital function of nutrition

The circulatory system transports the waste to the excretory system.

The kidneys filter the waste and disolve it in water. The remaining (what is left) fluid (liquid, in this context) is called urine (pee).









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