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.
Functionalism: Functionalism is based around a number of key concepts. Firstly, society is viewed as a system â a collection of interdependent parts, with a tendency toward equilibrium. Secondly, there are functional requirements that must be met in a society for its survival (such as reproduction of the population).