Answer:
Schizophrenia is a psychological disorder. The vulnerability of schizophrenia combined with neural and social factors. It can occur genetically. Biological factor also play a vital role in this mental disorder development.
Explanation:
The neural diathesis stress model of schizophrenia was first proposed in 1997 and later on updated in 2008. In many research there are some evidence encompasses that describe the premorbid periods of the psychosis. According to this model, a person need to be vulnerable to both social and psychological factor to develop a mental disorder. In the case of schizophrenia a person need first predisposition of the biological factors. Schizophrenia is based on partially the genetic factors along with the stressful situation. These stressful factors can be job surroundings, divorce, parental separation etc. Just one factor is not enough to develop schizophrenia in a person.