Answer :
Most of the body's phosphorus is stored in: the skeleton.
Phosphorus is the element with the symbol P and atomic number 15. It acts as a very essential mineral for then human body. It is involved in the formation of bones, teeth and cell membrane. Also, it activates certain enzymes and help in maintaining the blood pH.
Skeleton refers to the framework of the body that gives the body its definite shape and posture. The entire skeleton of human body is composed of 206 bones. The bones store phosphorus element in the form of hydroxyapatite (calcium-phosphate) crystals. Around 85-90% of phosphorus is stored in this form.
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