The Importance of Water in Biology.Paper Rating: Word Count: 572 Approx Pages: 2
Water is essential to life, without water life on earth would not exist. Water is a major part of cells, forming between 70 and 95% of the mass of the cell. This means that we are made from approximately 80% water by mass and some soft bodied creatures such as jellyfish are made of up to 96% water and this is their cause of transparency. Water also provides an environment for organisms to live in, 75% of the earth is covered in water.
Water is a simple molecule yet fundamental to life. Water is therefore extremely abundant, and biologically it has great importance both inside cells, and externally, for example as a habitat.
Water has been called the 'universal solvent', as more substances can dissolve in it that any other solvent. Often in living organisms, substances must be solution, and water is the solvent which makes this possi