Genetics ZOO 315 Study of the basis of heredity with emphasis on structure and function of DNA and Mendelian genetics. 3 lectures. Cross-listed with BIOL, BOT, and PLSC. F, S | Class offering(s) related to this course: No class offerings at the moment. Please contact the NDSU DCE office for information about this course offerings at: 701-231-7015 or toll-free: 1-800-726-1724.