4 Years On Campus Bachelors Program
The B.S. in Microbiology at Iowa State University is designed for students who want to understand microorganisms and their roles in human health, agriculture, the environment and biotechnology, while also gaining extensive hands-on laboratory experience. It is particularly suitable for students planning to pursue human medicine or other health professions, with coursework spanning microbiology, biology, chemistry, physics, mathematics and specialized areas such as immunology, virology and microbial genetics.
Curriculum Structure:
First Year: Students establish a strong scientific foundation through MICRO 1010: Microbial World, BIOL 2110: Principles of Biology I, and CHEM 1770: General Chemistry I, alongside laboratory work in biology and chemistry. In the spring, MICRO 3020: Biology of Microorganisms, MICRO 3000L: Introductory Microbiology Laboratory, and BIOL 2120: Principles of Biology II introduce students to microorganisms, their biology and fundamental laboratory techniques.
Second Year: Students move into more medically and molecularly focused science with MICRO 3100: Medical Microbiology and MICRO 3100L: Medical Microbiology Laboratory, studying infectious bacterial and viral agents and laboratory approaches to medically significant microorganisms. CHEM 3310: Organic Chemistry I, CHEM 3320: Organic Chemistry II, and BIOL 3130: Principles of Genetics build the chemistry and genetics foundation that is particularly relevant to pre-medical preparation.
Third Year: The curriculum advances into molecular and cellular processes through MICRO 3200: Molecular and Cellular Bacteriology, while BIOL 3140: Principles of Molecular Cell Biology strengthens understanding of cellular mechanisms. Students also complete physics and can use microbiology electives to explore areas such as environmental microbiology, immunology, virology or other specialized subjects.
Fourth Year: Students complete advanced laboratory and professional work through MICRO 4400: Laboratory in Microbial Physiology, Diversity, and Genetics and MICRO 4500: Undergraduate Capstone Colloquium, supported by advanced microbiology electives and BBMB 4040/4050: Biochemistry I and Biochemistry II. This final stage emphasizes laboratory competency, research, communication and integration of microbiological knowledge, while the pre-health pathway can support preparation for medical or other professional schools.
Focus Areas: General microbiology, medical microbiology, microbial genetics, physiology, immunology, virology, parasitology, food microbiology, environmental microbiology, molecular and cellular bacteriology, microbial ecology, and microbial genomics.
Learning Outcomes: Graduates are expected to research and critically evaluate microbiology topics, use microbiological laboratory techniques and equipment, explain microbial structure, function, metabolism and genetics, interpret laboratory data, follow laboratory protocols, communicate scientific findings, collaborate across disciplines, and evaluate the relationship between microbiology, society and ethical issues.
Professional Alignment (Accreditation): The program's official materials state that its core courses are recommended by the American Society for Microbiology (ASM) and that the degree provides preparation for human medicine and other professional programs; a separate program-specific professional accreditation is not stated on the official Iowa State Microbiology pages.
Reputation (Employability Rankings): Iowa State's official Microbiology materials identify preparation for employment in professional settings, including biotechnology firms, pharmaceutical and vaccine development, government laboratories, biomedical research, public health and food safety, but an official program-specific QS, Guardian or other employability ranking is not stated on the university's Microbiology pages.
Students in the B.S. in Microbiology – Pre-Medicine Track at Iowa State University build practical laboratory skills through microbiology coursework that emphasizes hands-on investigation of microorganisms, laboratory techniques and experimental methods. The program is supported by specialized teaching and research facilities, including microbiology laboratories and research opportunities through the Department of Microbiology, while the university’s pre-health resources help students connect their academic preparation with clinical and professional experiences. The curriculum also allows students to pursue undergraduate research and experiential opportunities that complement their preparation for medical school.
Practical learning opportunities include:
The B.S. in Microbiology – Pre-Medicine Track provides a strong scientific foundation for students planning to enter medical school while also keeping pathways open to graduate study and microbiology-related employment. Iowa State reports that approximately 45% of microbiology graduates continue into graduate school, medical school, pharmacy, veterinary, dental, public health or medical laboratory science programs, while the remaining 55% enter microbiology-related employment.
Career roles: Microbiologist, Food Microbiologist, Vaccine Developer, Immunologist.
Career and progression opportunities:
Further Academic Progression: After completing the bachelor's degree, students can apply to medical school or pursue other professional programs such as dentistry, pharmacy, veterinary medicine, optometry, physician assistant programs and medical laboratory science. The degree also provides a foundation for M.S. or Ph.D. study in microbiology, with Iowa State itself offering graduate degrees in microbiology.


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