Previous Course Offerings Nathan Egan Rank Upper Division:   Biometry (Biol 345)- Fall 2005 Entomology (Biol 355)- Fall 2004 Lower Division: Diversity, Structure, and Function (Biol 121)- Fall 2004 Genetics, Evolution and Ecology (Biol 122)- Spring 2005   Nathan Rank's Homepage | Department of Biology | Sonoma State University February 3, 2006, NER