According to the dopamine hypothesis of schizophrenia, what is the chemical basis for schizophrenia? a. Deficient synthesis of dopamine b. Lack of sufficient dopamine type 1 receptors c. Lack of...

According to the dopamine hypothesis of schizophrenia, what is the chemical basis for schizophrenia? a. Deficient synthesis of dopamine b. Lack of sufficient dopamine type 1 receptors c. Lack of sufficient dopamine type 2 receptors d. Excessive activity at dopamine synapses