Hardest BIOL classes at Towson

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

1. BIOL 200: Biol I: Intr Cellbio&gen [lec] Average GPA 2.10, 1,758 students
2. BIOL 221: Human A&p I [lecture] Average GPA 2.14, 1,744 students
3. BIOL 220: Essentials Human Anat & Physio Average GPA 2.18, 248 students
4. BIOL 191: Intro Biol for Hlth Prof [lec] Average GPA 2.19, 2,418 students
5. BIOL 222: Human A&p Ii [lecture] Average GPA 2.42, 1,356 students
6. BIOL 206: Biol Ii: Intro Ecol & Evol Lec Average GPA 2.46, 1,142 students
7. BIOL 342: Human A&p I for Biol Majors Average GPA 2.49, 230 students
8. BIOL 221L: Human A&p I [lab] Average GPA 2.57, 1,665 students
9. BIOL 325: Animal Physiology Average GPA 2.60, 188 students
10. BIOL 343: Human A&p Ii for Biol Majors Average GPA 2.61, 139 students
11. BIOL 208: Biodiversity Average GPA 2.69, 602 students
12. BIOL 222L: Human A&p Ii [lab] Average GPA 2.73, 1,255 students
13. BIOL 105: Environmental Biology Average GPA 2.74, 142 students
14. BIOL 120: Principles of Biology [lec] Average GPA 3.01, 2,588 students
15. BIOL 309: Genetics Average GPA 3.01, 721 students
16. BIOL 421: Immunology Average GPA 3.01, 101 students
17. BIOL 402: General Ecology Average GPA 3.08, 105 students
18. BIOL 215: Essentials of Microbiology Average GPA 3.13, 884 students
19. BIOL 409: Molecular Biology Average GPA 3.13, 569 students
20. BIOL 408: Cell Biology Average GPA 3.16, 597 students
21. BIOL 200L: Biology I: Intr Cell Bio [lab] Average GPA 3.17, 2,497 students
22. BIOL 207: General Zoology Average GPA 3.29, 125 students
23. BIOL 191L: Intro Biol for Hlth Prof [lab] Average GPA 3.35, 2,324 students
24. BIOL 318: Microbiology Average GPA 3.38, 304 students
25. BIOL 120L: Principles of Biology [lab] Average GPA 3.39, 4,743 students
26. BIOL 415: Biotechnology Average GPA 3.41, 179 students
27. BIOL 381: Writing in Biological Sciences Average GPA 3.42, 149 students
28. BIOL 303: Life Sciences Average GPA 3.46, 274 students
29. BIOL 206L: Biol Ii: Intro Ecol & Evol Lab Average GPA 3.58, 1,206 students
30. BIOL 210: Medical Terminology Average GPA 3.65, 724 students
31. BIOL 410: Molecular Biology Laboratory Average GPA 3.78, 182 students

See also: Easiest classes, Towson course catalog, BIOL course catalog.