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The biological importance of water.
Member rating: No Rating | Words: | Submitted: Mon Dec 15 2003
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The biological importance of water. Water is a key factor in our life and despite it being only a simple molecule, it is vital for life. Without water any life would not exist on earth as it makes up about 60% of the body weight of humans and in all living cells alone it makes up 70-95% of the mass in the cell. This means that water is the main constituent of all organisms. In jellyfish, water makes up 96% of its body mass but in herbaceous plants water makes up 90% of the mass. Water is the most abundant liquid on earth, which isn't surprising when it's seen that two thirds (or more), in active living cells is made up of water, and that two-thirds of the world is covered by water too. Our body takes in water by various different ways, by food (800), by drinking (1450), and by...
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