Friday, August 21, 2009

Nutrition and its Importance

The process by which organism obtains food and energy is called nutrition.

Materials which supplies elements and energy as well as required for the synthesis of new protoplasm, are known as the Nutrients.

Food is necessary for life. It is a source of raw material to build new cells and tissues as they grow. Food is a kind of fuel of living organisms like automobiles require petrol. In living organisms food drives essential living process and brings about chemical changes. It provides essential material to make proteins and enzymes.


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