Hardest BIOL classes at UCSC
Ranked by average GPA from official grade distributions. Only courses with at least 100 graded students.
- BIOL 100: Biochemistry Average GPA 2.44, 3,392 students
- BIOL 20A: Cell & Molecular Bi Average GPA 2.53, 6,777 students
- BIOL 105: Genetics Average GPA 2.60, 5,747 students
- BIOL 130: Human Physiology Average GPA 2.69, 888 students
- BIOL 130L: Human Physiology Lab Average GPA 2.75, 587 students
- BIOL 115: Eukaryotc Molec Bio Average GPA 2.82, 420 students
- BIOL 80J: Biology Emerging Disea Average GPA 2.89, 329 students
- BIOL 110: Cell Biology Average GPA 3.03, 2,978 students
- BIOL 128: Dev Neuro Average GPA 3.07, 146 students
- BIOL 126: Adv Molec Neurosci Average GPA 3.09, 322 students
- BIOL 101: Molecular Biology Average GPA 3.11, 2,340 students
- BIOL 80A: Female Physiology Average GPA 3.11, 1,389 students
- BIOL 125: Intro to Neurosci Average GPA 3.12, 1,161 students
- BIOL 118: Human Genetics Average GPA 3.13, 304 students
- BIOL 113: Prin of Epidemiology Average GPA 3.14, 130 students
- BIOL 120: DevelopmentalBiology Average GPA 3.15, 262 students
- BIOL 101L: Molecular Bio Lab Average GPA 3.20, 2,213 students
- BIOL 114: Cancer Cell Biology Average GPA 3.23, 432 students
- BIOL 104L: Bioinformatics Lab Average GPA 3.41, 536 students
- BIOL 112: Virology Average GPA 3.43, 142 students
- BIOL 115L: Eukaryotc Molec Lab Average GPA 3.49, 192 students
- BIOL 20L: Experimental Lab Average GPA 3.52, 3,176 students
- BIOL 89: Fdns4Global&CommHealth Average GPA 3.53, 177 students
- BIOL 129L: Neurobiology Lab Average GPA 3.53, 104 students
- BIOL 117: Neglected Diseases Average GPA 3.54, 316 students
- BIOL 189W: Human Biology DC Average GPA 3.57, 680 students
- BIOL 111A: Immunology I Average GPA 3.67, 361 students
- BIOL 88: Studies in Medicine Average GPA 3.76, 670 students
- BIOL 186L: Undergrad Rsrch MCD Average GPA 3.81, 212 students
- BIOL 189: Health Sci Intrnshp Average GPA 3.86, 299 students
- BIOL 15: Research Reports Average GPA 3.92, 144 students
- BIOL 289: Practice of Science Average GPA 3.94, 179 students
See also: Easiest classes, UCSC course catalog, BIOL course catalog.