... they are used in biological detergents and washing powders. They break down foods, blood and other biological substances. These biological detergents are more effected than ordinary because they contain enzymes as well as soaps and detergents. The enzymes for these processes are often extracted from living materials such as animal tissues, plants, yeast and fungi. Aerobic Respiration Cells use food as a fuel. Food is oxidised in cells by a process known as aerobic respiration. Energy is released during this process and carbon dioxide (CO2) and water (H2O) are produced as waste products when glucose is oxidised during aerobic respiration. Respiration is the overall process of breathing, gas exchange in the lungs and the breaking down of chemicals to provide energy in all living things. Cellular respiration refers to the chemical reactions that occur in cells and which result in the release of energy from foods. The oxidation of simple foods takes place ...

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