Students must enroll for full-time study as defined by the university. Doctoral students must complete a minimum of 20 units of graduate-level courses (200-series). Students must take the following courses during their first year: (1) two from Ecology and Evolutionary Biology M200A, 200B, and 200C; (2) Ecology and Evolutionary Biology 250. Students also must complete an advanced course (100 or 200 series) in statistics, biomathematics, or bioinformatics. Other specific course requirements are established individually for each student by the guidance committee.