Different genes control the development of different characteristics of an organism.
An example of a moderate physical activity would be walking briskly!
The answer would be Humanistic Psychology.
The achievement of self-actualization was first discussed by Abraham Maslow as part of his hierarchy of needs, and it represents the completition of the highest level of the hierarchy and the emergence of the "fully functional person". Self-actualization is basically the achievement of meaning in one's own life.
