Vitamin B is required in your body for a number of reasons. Like phosphorus, some forms of vitamin B regulate your energy, while others improve your mental capacity and your emotional stability. Phosphorus is necessary for your body to take in vitamin B and use the many forms of it properly within the body.
Structural functionalism, or simply functionalism, is a framework for building theory that sees society as a complex system whose parts work together to promote solidarity and stability.
The functionalist perspective, also called functionalism, is one of the major theoretical perspectives in sociology. It has its origins in the works of Emile Durkheim, who was especially interested in how social order is possible or how society remains relatively stable.