Wednesday, August 18, 2010

RESEARCH: Ouestion one!!

Why do we need the excretory system??
The excretory system is one of the most important systems that our bodies require. The excretory system is responsible for the removal of wastes produced by the body. In order for our bodies to be healthy these wastes must be removed or excreted. Though the system is very important, the system is also very small.

The liquid wastes are often known as urine.
 Urine is the result of the excretory system balancing out the amount of salts and water in your body.

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