Phosphorus is most abundantly seen in the body as a constituent of the molecule phosphate, one of the bone salts which add structural rigidity to the softer protein matrix of bone and teeth. Perhaps phosphorusâ most important metabolic role is as a constituent of the molecule phosphate.
Structural mobility refers to change in society that allows large numbers of people to move up or down the class ladder. Structural mobility has also taken place between my grandmother, my mother, and me. My mother moved up the social class ladder because she was more successful than her mother.
Structural steel is a standard construction material, made from specific grades of steel and formed in a range of industry standard cross-sectional shapes (or âSectionsâ). Structural steel grades are designed with specific chemical compositions and mechanical properties formulated for particular applications.he Chemical composition of Structural Steel is extremely important and highly regulated. It is a fundamental factor which defines the Mechanical properties of the steel material.