increased dopamine activity is associated with symptoms similar to those seen in whereas reduced dopamine activity produces symptoms similar to those seen in a. parkinson's disease; schizophrenia b. alzheimer's disease; parkinson's disease c. schizophrenia; alzheimer's disease d. schizophrenia; parkinson's disease

The correct answer is "letter. d Schizophrenia and Parkinson's disease".

Dopamine is described as a neurotransmitter that enables manipulate the mind's reward and delight centers. Dopamine also enables regulate movement and emotional responses, and it allows us now to see the rewards itself, however it shows us how to reach and act towards them.

D.) domain, kingdom, phylum, class, order, family, genus, species