From simple queries to complex problems, IDNLearn.com provides reliable answers. Our Q&A platform offers reliable and thorough answers to help you make informed decisions quickly and easily.

Abnormal levels of __________ may lead to schizophrenia and parkinson’s disease. a. gaba (gamma-aminobutyric acid) b. glutamate c. serotonin d. dopamine please select the best answer from the choices provided a b c d