The pert network provides a project manager with a plan that puts all the activities of a project in the correct order that they must be accomplished, shows which activities can be accomplished simultaneously, and, also gives the manager a good estimate of how long each activity will take to complete. true or false?

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."

the answer is b, have negligible mass