Hardest BIOL-S classes at IU
Ranked by average GPA from official grade distributions. Only courses with at least 100 graded students.
- BIOL-S 318: Evolution, Honors Average GPA 3.72, 517 students
- BIOL-S 311: Genetics, Honors Average GPA 3.79, 299 students
- BIOL-S 211: Molecular Biology, Honors Average GPA 3.81, 154 students
See also: Easiest classes, IU course catalog, BIOL-S course catalog.