Biology at Guelph
Not directly. At University of Guelph you apply to Bachelor of Science (BSc) Honours (GZ), then choose biology on the OUAC application itself. Guelph's Honours BSc majors all share code GZ, and you name your major when you apply. First year is common across the majors, so Guelph says switching afterwards is straightforward.
The program you actually apply to
Bachelor of Science (BSc) Honours
80–91%OUAC GZCo-op available
Prerequisites
- Biological Sciences:
- ENG4U
- MHF4U
- 2 4U Science courses
- 2 additional 4U/M courses
- Physical Sciences:
When you choose biology
On the OUAC application itself. Guelph's Honours BSc majors all share code GZ, and you name your major when you apply. First year is common across the majors, so Guelph says switching afterwards is straightforward.
What to watch for
Guelph has no major called simply Biology. The nearest is Biological Science; there are also Molecular Biology and Genetics, Marine and Freshwater Biology, Wildlife Biology and Conservation, Zoology, and Animal Biology, which has its own code GZA at 85-91%. All except Animal Biology apply under GZ. Guelph's Honours BSc is one OUAC code (GZ) covering 27 majors, published at 80-85% for all of them except Neuroscience (81-86%) and Animal Biology and Bio-Medical Science (85-91%, and those two have their own codes, GZA and GZB). You choose the major on the application, not after first year.
The same application also gets you to
Bachelor of Science (BSc) Honours is the entry point for 7 other majors at Guelph. You are not choosing between these at application time.
Biology at the other campuses
Compare the entry programs side by side →- AlgomaDirect entry70%
- BrockDirect entry73–77%
- Carletonvia Science - Honours (CT)78%
- LakeheadDirect entry70%
- LaurentianDirect entry70%
- Laurier (Waterloo)Direct entry73–77%
- McMastervia Life Sciences Gateway93–97%
- Nipissingvia Bachelor of Science (PS)70%
- Ontario TechDirect entry70–73%
- Queen'svia Science – Biological and Cognitive Sciences (QSB)80–87%
- TMUDirect entry75–80%
- TrentDirect entry70%
- U of T (Mississauga)via Life Sciences80–87%
- U of T (Scarborough)via Life Sciences73–80%
- U of T (St. George)via Life Sciences (including Psychology)83–90%
- Waterloovia Life Sciences80–83%
- Westernvia Science (ES)80–87%
- WindsorDirect entryNot published
- YorkDirect entry80–87%
Entry routes were researched against each university’s own program pages in 2026-08-16. Guelph’s page. Faculties restructure — confirm before you apply.