Hardest BIOLOGY classes at UMich

Ranked by average GPA from official grade distributions. Only courses with at least 100 graded students.

1. BIOLOGY 172: Intro Biol - MCDB Average GPA 2.85, 4,664 students
2. BIOLOGY 171: Intro Biology: EEB Average GPA 3.05, 4,244 students
3. BIOLOGY 305: Genetics Average GPA 3.12, 2,663 students
4. BIOLOGY 205: Developmental Biol Average GPA 3.13, 368 students
5. BIOLOGY 272: Fund of Cell Bio Average GPA 3.26, 483 students
6. BIOLOGY 225: Human & Animal Phys Average GPA 3.29, 2,376 students
7. BIOLOGY 288: Animal Diversity Average GPA 3.35, 175 students
8. BIOLOGY 192: Accel Intro Bio Average GPA 3.36, 147 students
9. BIOLOGY 207: Microbiology Average GPA 3.38, 1,307 students
10. BIOLOGY 118: Plagues Average GPA 3.44, 342 students
11. BIOLOGY 121: Topics in Biology Average GPA 3.47, 239 students
12. BIOLOGY 281: General Ecology Average GPA 3.51, 664 students
13. BIOLOGY 130: Animal Behav Average GPA 3.60, 233 students
14. BIOLOGY 131: Python Prog Sciences Average GPA 3.65, 193 students
15. BIOLOGY 105: Biology of Nutrition Average GPA 3.70, 760 students
16. BIOLOGY 109: Ecolog Knowldg Average GPA 3.70, 505 students
17. BIOLOGY 102: Practcl Botany Average GPA 3.71, 234 students
18. BIOLOGY 230: Plant Biology Average GPA 3.79, 113 students
19. BIOLOGY 173: Intro Biol Lab Average GPA 3.83, 4,991 students
20. BIOLOGY 101: Food Energy Env Jus Average GPA 3.86, 448 students
21. BIOLOGY 116: Biology of Sex Average GPA 3.86, 435 students
22. BIOLOGY 212: Plants & Hum Health Average GPA 3.87, 116 students
23. BIOLOGY 226: Hum&animal Phys Lab Average GPA 3.95, 339 students

See also: Easiest classes, UMich course catalog, BIOLOGY course catalog.