Title: Understanding the Genetic Theories of Substance Use Etiology Genetic theories of substance use etiology focus on the role of genetics in the development of substance use disorders. One such theory is the genetic predisposition theory, which suggests that

Choose one of the genetic theories in chapter 2 and briefly summarize.  
Read the NCBI Chapter on Etiology – https://www.ncbi.nlm.nih.gov/books/NBK232972/Links to an external site. and explain how this supplemented your knowledge on etiology of substance use beyond Chapter 4 of our textbook.