This course considers the principles of inheritance as described by Mendelian and biochemical genetics. The course provides an integrated and comparative treatment that deals with genetic mechanisms in viruses, bacteria and eukaryotic cells. Topics include molecular genetics and gene action, transfer systems and mapping, cytological quantitative and population aspects and a brief treatment of ethical considerations. The course includes both lecture and laboratory instruction. Prerequisites: BIO 120 or permission of instructor Corequisite BIO 321