How personality development depends on genes and society.
There are two terms: genotype and phenotype. Genotype - DNA, where information about heredity is encrypted. It is impossible to change it. Phenotype - external manifestations of the genotype. Everything that can describe and characterize a person: from the color of hair, eyes, skin, facial features, height, body weight to temperament and behavior. Many traits of the phenotype can be changed under the influence of the environment.
External data in the modern world is easy to modify. Another hair color, plastic, weight loss. Character traits, temperament, the presence of certain skills depend on the influence of society and work on oneself.
The formation of character and personality is a long process that begins in infancy. In addition to heredity, it is significantly influence such factors:
profession, field of activity;
belonging to a religious movement.
Society, the environment of communication, is an important factor in the development of the child. Genes determine propensities for something, but the social shell determines behavior. The person, their environment, is responsible for them. Genes are a given, behavior is an alternative.
What is given to person by nature is a platform for construction.