Excretion f214

Excretion is the metabolic waste from the body, which are the by products of unwanted substances from cell processes e.g. urea and CO2

Metabollic wastes must be removed from the body otherwise it will cause a series of negative effects:

Carbon dioxide

• excess carbon dioxide is toxic and it has three main effects.
• Excessive amounts of carbon dioxide in the blood stream means that oxygen transport is reduced…