The Nervous system releases dopamine and other reward chemicals in response to stimuli. Some such stimuli are addictive substances such as nicotine. When this happens the endocrine system sends bodily messages to relax. Having too much of an artificial substance provoking reward chemicals in your brain results in you not responding or producing enough on your own. Thus how addiction begins to occur. Hope this helps!
Answer:
The space to fill in is supposed to be filled in with business.
Explanation:
Either someone that risked their life for a cause or someone that stands for a cause.
Drinking water and going to sleep?
Mass media is communication so It depends on how we communicate with each other when anyone isnt close or it could be helping us with what the weather is so on...
