Bachelor of Science Biology

4 Years On Campus Bachelors Program

Oregon State University

Program Overview

The Bachelor of Science in Biology at Oregon State University provides an interdisciplinary foundation in the life sciences, combining biological, physical and quantitative sciences with electives that can be tailored to professional goals. Students explore biology from the cellular and molecular level through organisms, ecology and evolution, while choosing from options such as Ecology, Genetics, Marine Biology and Ecology, Physiology and Behavior, Pre-Medicine/Biology, Pre-Veterinary Medicine, Pre-Dentistry/Biology, and Pre-Education Biology.

Curriculum Structure

Year 1: Students establish their scientific foundation through BI 221Z Principles of Biology: Cells, BI 222Z Principles of Biology: Organisms, and BI 223Z Principles of Biology: Ecology and Evolution, alongside General Chemistry I–III and their laboratory components. Professional development begins with BI 197/BI 198 Professional Development I and continues with BI 298 Professional Development for Biologists II, helping students connect their studies with biology and health-related careers.

Year 2: The curriculum moves into more specialized scientific preparation through BI 311 Genetics, BB 314 Cell and Molecular Biology, or BI 370 Ecology, together with Organic Chemistry and CH 337 Organic Chemistry Laboratory. Students also develop quantitative skills through Integral Calculus or Calculus and Probability for the Life Sciences II, and begin statistical training through ST 351 Introduction to Statistical Methods.

Year 3: Students deepen their understanding of biological systems through BB 450/BB 451 General Biochemistry, advanced biology coursework in areas such as Genetics, Cell and Molecular Biology, Ecology or Evolution, and PH 201–203 General Physics for the relevant track. Depending on their interests, students can also begin coursework in areas such as organismal biology, ecology and evolution, cellular and molecular biology, genomics, or quantitative and computational applications.

Year 4: The final year emphasizes advanced biological study, scientific communication and experiential learning, with courses such as BI 319 Communication, Theory, and Practice in the Life Sciences, BI 371 Ecological Methods, BI 373 Field Methods in Marine Ecology, or BI 450 Marine Biology and Ecology. Students complete an experiential learning or integrative biology requirement, which can include BI 401 Research and Scholarship, BI 410 Internship, BI 309 Teaching Practicum, BI 406 Projects: Curatorial Assistant, or approved study-abroad experiences, and finish with BI 498 Senior Assessment and Survey.

Focus areas: Ecology, Genetics, Marine Biology and Ecology, Physiology and Behavior, Pre-Dentistry/Biology, Pre-Education Biology, Pre-Medicine/Biology, Pre-Veterinary Medicine.

Learning outcomes: Apply fundamental concepts in biochemistry, cell and molecular biology, genetics, physiology, organismal biology, ecology and evolution; conduct scientific investigations and analyze data; communicate scientific information; apply critical thinking; evaluate the relationship between science and society; and demonstrate professional skills including ethics, collaboration and career planning.

Professional alignment (accreditation): Oregon State University is institutionally accredited by the Northwest Commission on Colleges and Universities (NWCCU), and the university states that its accreditation was reaffirmed following the NWCCU's 2026 action. OSU also clarifies that NWCCU accreditation applies to the institution as a whole rather than individual degree programs; no separate specialized accreditation is listed for the Biology BS.

Reputation (employability rankings): Oregon State University's Department of Integrative Biology describes itself as nationally ranked, and the university reports a 50.6% career outcomes rate for the College of Science in its 2024–25 First Destination Survey; this College-level figure covers all College of Science graduates and is not specific to Biology. 

Experiential Learning (Research, Projects, Internships etc.)

The Bachelor of Science in Biology at Oregon State University gives students opportunities to develop practical skills through laboratory courses, undergraduate research, field-based learning, internships, and work with biological specimens and scientific equipment. Students can pursue research with faculty across biological disciplines, while OSU’s location provides opportunities to study organisms and ecosystems in diverse natural environments. These experiences connect classroom biology with laboratory investigation, field observation, scientific communication, and career preparation:

  • Undergraduate research: Biology students can participate in faculty-led research through the Department of Integrative Biology, gaining experience in developing research questions, collecting and analyzing data, and communicating scientific findings. Students can receive academic credit for undergraduate research.
  • Research laboratories: Students can work in faculty laboratories covering areas such as ecology, evolution, organismal biology, conservation biology, physiology, and molecular biology, depending on their selected area of study and research mentor.
  • Field-based learning: OSU’s location in Oregon provides access to diverse ecosystems and natural environments for field-oriented biology learning, including opportunities associated with forests, rivers, coastal environments, and other natural systems.
  • Laboratory experience: The biology curriculum includes laboratory-based coursework that develops practical skills in areas such as organismal biology, genetics, ecology, evolution, and cellular and molecular biology.
  • Internships and career experience: Biology students can pursue internships and experiential learning opportunities through OSU’s career resources and biological science organizations, allowing them to apply their academic knowledge in professional settings.
  • Scientific equipment and techniques: Research experiences can expose students to discipline-specific laboratory and field methods, including biological sampling, microscopy, molecular techniques, ecological data collection, and quantitative analysis, depending on the research area.
  • Research presentation: Undergraduate researchers have opportunities to communicate their findings through research presentations and other scholarly activities, helping students develop scientific communication skills.
  • Hatfield Marine Science Center: Students interested in marine biology and related areas can benefit from OSU’s Hatfield Marine Science Center in Newport, which provides research, education, laboratory, and field-learning opportunities in marine and coastal science.
  • OSU Research Forests: The university’s McDonald-Dunn Research Forests provide a living laboratory for studying forests, ecology, wildlife, conservation, and environmental systems.
  • Libraries and scientific resources: The Valley Library provides students with access to scientific literature, research databases, study spaces, and research support that can complement laboratory and field-based coursework.

Progression & Future Opportunities

A B.S. in Biology at Oregon State University prepares graduates with a broad foundation in biological sciences that can support careers in research, environmental and natural-resource organizations, healthcare, education, and biotechnology. Students can also use the degree as preparation for professional programs or graduate study in biology and related life-science fields.

Career roles: Biological Technician, Laboratory Technician, Environmental Scientist, Wildlife or Conservation Biologist:

  • Career services: OSU’s Career Development Center supports students with career exploration, resume and cover-letter development, interview preparation, career fairs, internships, and connections with employers. Biology students can also work with advisors to connect their coursework and experiences with their intended career path.
  • Employment and salary information: OSU publishes career information through its Career Development Center and College of Science, while specific salary figures can vary substantially by occupation and location. OSU does not publish a program-specific median salary for B.S. Biology graduates on the official program page, so a biology-specific figure is not stated.
  • University–industry and research connections: Biology students can gain exposure to research through OSU’s College of Science, where faculty research covers areas including ecology, evolution, genetics, microbiology, molecular biology, and organismal biology. OSU also operates extensive research partnerships and facilities across the life sciences, providing opportunities to connect undergraduate study with active scientific research.
  • Experiential career preparation: Students can pursue internships, undergraduate research, field experiences, and other experiential opportunities that build practical skills and professional connections before graduation.
  • Accreditation value: Oregon State University is institutionally accredited by the Northwest Commission on Colleges and Universities (NWCCU). This institutional accreditation provides continuing academic recognition for OSU degrees and is particularly relevant when graduates pursue further education.
  • Graduation outcomes: OSU provides graduate-outcome information through its university career resources, including employment and continuing-education destinations. Biology graduates can use these outcomes to explore pathways into employment, professional schools, and graduate programs.

Further Academic Progression: After completing the B.S. in Biology, students can continue into graduate-level study in biology and related life-science disciplines, including master's and doctoral programs. The degree can also provide the academic foundation for professional pathways such as medicine, dentistry, veterinary medicine, pharmacy, and other health professions, depending on the student's chosen prerequisites and career plan.

Program Key Stats

$15790
$41110
$41110
$65
EA, RD
Rolling


78%
No
Yes

Eligibility Criteria

BBC - BBB
3 - 3.3
30 - 36
70 - 80

1350 - 1400
33 - 36
6.5
90
Optional
Yes

Additional Information & Requirements

How US Universities Assess Applicants

Career Options

  • Biologist
  • Research Scientist
  • Laboratory Technician
  • Environmental Scientist
  • Data Analyst
  • Quality Control Analyst
  • Research Associate
  • Science Educator
  • Clinical Research Coordinator
  • Technical Specialist

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