Professors › Purdue University
BIOL Teaching Fall 2026
Purdue University releases grade distributions as percentages only, so these numbers are averaged across sections (each section counts equally), not weighted by class size.
| Course | Times taught | Sections | GPA | C+ or lower | Last |
|---|---|---|---|---|---|
| BIOL 43900 Lab In Gen Microbiol | 17 | 17 | 3.31 | 12.4% | Spring 2026 |
| BIOL 22100 Intro To Microbiology | 10 | 10 | 2.84 | 35.3% | Spring 2026 |
| BIOL 48100 Eukaryotic Genetics | 3 | 3 | 3.36 | 16.4% | Spring 2024 |
| BIOL 29500 Teaching Lab In Gen Microbiol | 3 | — | — | — | Fall 2026 |
| BIOL 49800 Teach Intro Microbiology Lec | 2 | — | — | — | Fall 2026 |
Teaching record: Fall 2021 to Fall 2026 · 5 different courses.
*Estimated. Purdue University hasn't posted Spring 2027 yet; these are the courses Donald L. Pappas taught in Spring 2026. We'll swap in the real schedule when it's out.
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