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UIUC grade distribution

IB 271: Organismal Biology

99% of the 155 students who finished IB 271 at UIUC got an A or B, across 7 sections and 2 instructors.

A 85%B 14%C 1%D/F 1%W 1%

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By instructor, easiest first

InstructorGrades givenStudents
Cheng-De Vries, Chi-Hing
6 sections · last Spring 2025
84% A · 15% B · 1% C · 1% D/F
133
Past instructors (1) · last taught before 2022
Chen, Liqing
1 section · last Spring 2019
91% A · 9% B · 0% C · 0% D/F
22

Instructors with at least 20 graded students. Past grades don't guarantee future ones.

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Source: grade distributions published by UIUC. All UIUC grade distributions · IB 271 sections, times and prerequisites.