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20 Toughest Biology Courses

Most difficult courses ranked by easiness score based on GPA distribution data

BIOL 399

(2-12, max. 15)

Biology Internship Program

30
Very Difficult
NSc

BIOL 126

(5)

Introduction to Conservation Biology

32
Very Difficult
NSc

BIOL 108

(5)

Evolution and Human Behavior

53
Difficult
NScSSc
4

BIOL 118

(5)

Survey of Physiology

56
Difficult
NSc
5

BIOL 250

(3/5)

Marine Biology

57
Difficult
NSc
6

BIOL 180

(5)

Introductory Biology

62
Moderate
NSc
7

BIOL 350

(4)

Foundations in Physiology

62
Moderate
NSc
8

BIOL 200

(5)

Introductory Biology

64
Moderate
NSc
9

BIOL 340

(5)

Genetics and Molecular Ecology

64
Moderate
NSc
10

BIOL 220

(5)

Introductory Biology

65
Moderate
NSc
11

BIOL 355

(4)

Foundations in Molecular Cell Biology

66
Moderate
NSc
12

BIOL 441

(5)

Trends in Land Plant Evolution

66
Moderate
NSc
13

BIOL 465

(4)

Comparative Endocrinology

69
Moderate
NSc
14

BIOL 473

(3)

Limnology

70
Moderate
NSc
15

BIOL 354

(4)

Foundations in Evolution and Systematics

71
Moderate
NSc
16

BIOL 413

(5)

Survey of Human Anatomy

72
Moderate
NSc
17

BIOL 421

(5)

Ecological and Evolutionary Physiology of Animals

72
Moderate
NSc
18

BIOL 270

(4)

Data Reasoning in a Digital World

72
Moderate
SSc
19

BIOL 311

(5)

Biology of Fishes

72
Moderate
NSc
20

BIOL 411

(4)

Developmental Biology

72
Moderate
NSc