Course electives should further this understanding in an area of emphasis selected by the student from among biometry, mathematical modeling, and resource management. Additional elective coursework in basic biology and ecology provides give students greater insight into the environmental systems in which they expect to apply their quantitative training.?Master of Science (M.S.) degree coursework is divided into core and elective courses. Electives are selected with the guidance of the student's M.S. supervisory committee. A QERM Plan of Study form documenting the recommended electives is completed and approved by the M.S. supervisory committee.