Phosphorus is an important element in animals and paints it is part of the molecules that store energy such as ATP (adenosine triphosphate) DTP (adenosine diphosphate) and fats it is also an important component of DNA (deoxyribonucleic acid) and RNA (ribonucleic acid) in an animal body about 80% of its phosphorus is found in its bones and teeth.
Unlike carbon and nitrogen phosphorus is mainly found in rocks Weathering and erosion of rocks gradually release phosphates which are water soluble into many organic compounds that are used in the cells Animal get their phosphorus by eating the plants and drinking the water.