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Explore The Biological & Ecological Sciences With NAU’s Bachelor’s Degree

Earn your bachelor’s degree in Biological & Ecological Sciences at Northern Arizona University’s Yuma branch campus. With research opportunities and field projects, this biological sciences degree program focuses on the study and application of the science of living organisms and their interaction with the environment. NAU graduates have excelled in placing in respected medical schools, government agencies, and graduate degree programs.

Advance In Cutting-Edge Biology Careers

NAU-Yuma’s Biological and Ecological Sciences degree prepares you to work in ecology, genetics, microbiology, molecular biology, or as a science educator. It is also an excellent foundation for graduate, medical, dental, or veterinary school.

Choose a career in some of these exciting Arizona settings:

  • Biological Testing Laboratories
  • Medical Corporations
  • State and Federal Government Agencies
  • Pharmaceutical Companies
  • Agricultural and Chemical Companies

Catalog Information

Learn more about the program options by viewing the catalog information below. Catalog information is displayed for the 2018-2019 academic year.

Biological and Ecological Sciences

Campus Locations

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Degree Information
120 units
Maximum Transfer Units

University Requirements

  • To receive a bachelor's degree at Northern Arizona University, you must complete at least 120 units of credit that minimally includes a major, the liberal studies requirements, and university requirements as listed below.

    • All of Northern Arizona University's liberal studies, diversity, junior-level writing, and capstone requirements.
    • All requirements for your specific academic plan(s).
    • At least 30 units of upper-division courses, which may include transfer work.
    • At least 30 units of coursework taken through Northern Arizona University, of which at least 18 must be upper-division courses (300-level or above). This requirement is not met by credit-by-exam, retro-credits, transfer coursework, etc.
    • A cumulative grade point average of at least 2.0 on all work attempted at Northern Arizona University.
    The full policy can be viewed here.



In addition to University Requirements:

  • At least 66 units of major requirements
  • Up to 9 units of liberal studies requirements can have the same prefix as the major. For this major the prefixes include BSC and BIO. 

  • Elective courses, if needed, to reach an overall total of at least 120 units

Please note that you may be able to use some courses to meet more than one requirement. Contact your advisor for details.

Minimum Units for Completion 120
Major GPA C
Highest Mathematics Required MAT 125
Fieldwork Experience/Internship Required
Research Required
Progression Plan Link View Progression Plan


Major Requirements
  •  Physical Science Foundation:

    • Select one of the following math combinations:

      Select one of the following physics sequences:If you are considering a minor, 18 units of qualifying chemistry satisfy the requirements for the Minor in Chemistry.

General Electives
  • Additional coursework is required, if, after you have met the previously described requirements, you have not yet completed a total of 120 units of credit. 

    You may take these remaining courses from any academic areas, using these courses to pursue your specific interests and goals. We encourage you to consult with your advisor to select the courses that will be most advantageous to you. (Please note that you may also use prerequisites or transfer credits as electives if they weren't used to meet major, minor, or liberal studies requirements.)

Additional Information
  • Be aware that some courses may have prerequisites that you must also take. For prerequisite information click on the course or see your advisor.

Similar/Related Programs
Related Documents
Learn more about the NAU-Yuma SEEDS Scholarship
Apply for the NAU-Yuma SEEDS Scholarship by April 10, 2015
Department Information
Learn more about this program and the Department of Biological and Environmental Sciences.