Answer:opioid or opium
Explanation:Excessive use and withdrawal of opium or opioids can cause disorders in humans.
He is consider as a worker in the class room that follows somethings the teacher says sorry if is wrong.
Answer:
If you wanted to cut down your risk for developing cancer, it would be best if you avoided tobacco products which is option C. Tobbaco products contain a ginormous amount of harmful ingredients which often lead people to develop cancer over time.
Explanation:
He is most likely studying for pharmacotherapy since it is the study of medical treatment by means of drugs.
Pharmacokinetics studies hows the drugs move throughout the body. Both pharmacogenetics and pharacogenomics include the study of a person's genes.