<prompt> Increased dopamine levels are associated ?DepressionManiaDeliriumSchizophrenia  <response>: Ans. D. SchizophreniaDopamine hypothesis is the most accepted hypothesis for schizophrenia.There is hyperactivity of dopaminergic system.Other neurotransmitters involved are : - Increased serotonin, Decreased GABA, variable change Increased or decreased glutamate, and increased norepinephrine. 