Respuesta :
Answer:
Nicotine affects the pleasure centers of the brain, making it addictive.
People have to increase their nicotine use over time to receive the same effects.
Stopping use leads to a tired feeling.
Answer:
Nicotine affects the pleasure centers of the brain, making it addictive.
People have to increase their nicotine use over time to receive the same effects.
Stopping use leads to a tired feeling.