Why do i have siblings?

answer:

because your dad was violently thrusting into your mom whilst unprotected

Explanation:

dopamine..

"it was found that some people who were taking the drug l-dopa to raise their levels of dopamine were developing schizophrenic-like symptoms supporting research a strength of the dopamine hypothesis is that there are many studies which have shown support for the neurochemical explanation."

a. vertically

explanation:

i tried it and took the test

if im wrong then we have different tests