This is a very general paper covering all the aspects about heroin drug. Start it very general by mentioning all the aspects of the drug, history of the drug, chemistry of the drug, what it is used for, etc etc. Then go in deep details throughout the paper by mentioning how it interacts with the body and how specifically it affects the brain, ways it can be treated, etc etc. This paper is written for a behavioral research lab, so they would like to see detailed information about the chemistry of the drug and how it interacts with the body physiologically, how it leads to addiction.
This paper should be 10 pages with MLA format. You need to use 3-5 sources. At least two of the sources have to be research papers. Sources must be properly cited.