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Requirements of organisms/ Maintenance of life
Term | Definition |
---|---|
Requirements of Organisms: Oxygen | -1/2 of the air -used to release energy from nutrients |
Requirements of Organisms: Pressure | -application of force on an object -atmospheric pressure-important for breathing -hydrostatic pressure-keeps blood flowing |
Requirements of Organisms: Heat | -Heat is a form of energy in our environment -helps maintain body temp -partly controls rate of metabolic reaction |
Maintenance of Life: Water | -most abundant substance in body -environment for metabolic processes -required for transport of substances -regulation of boy temp |
Maintenance of Life: Food | -provides necessary nutrients -supplies energy -supplies raw materials for building living tissure |