importance of water in the body, Biology

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Importance of water in the body

Water is the most essential constituent of life.
Life cannot exist without water.
About 90% of water is present in protoplasm
Water is also available to the body through three sources - drinking water, water stored in food and metabolic water.
It is a universal solvent and is a medium for a number of metabolic activities.
It helps in the transport of substances from one part of the body to the other part digested food, hormones, excretory wastes etc.,
It also helps in regulating the body temperature.
For aquatic animals, it is a source of oxygen. Eg: Amoeba, hydra, leach, fish etc.,

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