Which molecule does not change

In which way does nicotine cause addiction? by stimulating the brain's pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety

What do you do if a teacher is unjustly grading you, but also id discriminating because your a girl in a dyn criminal justice class? its almost starting to become harassment because he wont leave me alone about it

When you have proper posture, your back is arched. a. true b. false