Below is a list of Disciplines that may be used as area of emphasis to full-fill the AA General Studies, Emphasis in Natural Sciences. Students must complete a total of 18 units from the list of courses with an emphasis in one or two disciplines. For emphasis students may choose to complete at least 6 units in two disciplines below or 12 units in one discipline listed below (note: the units used as an emphasis in the discipline may NOT be double counted as general education requirements - see catalog for complete description).