Course record Biology

Biology 305

Principles of Genetics

Southern Illinois University-Carbondale

353 grades8 sections4 professors
Grades: 2023–2026
Flunk Score35/100
Below average

Grade record

Biology 305
3.27
average GPA across 353 grades
79%
A or B
of 353 grades
6.6%
D, F or withdrew
of 363 enrolled
54.7%
A
193
24.4%
B
86
17.0%
C
60
1.7%
D
6
2.3%
F
8
2.8%
W
10
A–F are shares of 353 letter grades · W is a share of all 363 enrolled

How the averages compare

Against other Biology courses, and against the university

  • 3.13Biology courses
  • 3.27Biology 305
  • 3.28School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
Every term against the 3.27 average 8 terms
Fall 2023Spring 2026
8 sections · 8 terms · Fall 2023 – Spring 2026
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