BIOL&221
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Introduction to Evolution, Ecology and Biodiversity
BiologyScience, Engineering, and Mathematics
Prerequisite
Earn a minimum grade of C in the following:
or be concurrently enrolled in CHEM&161.
Earn a minimum grade of C in the following:
Upcoming Change: Biology Redesign
Beginning Spring 2026, the Biology for majors course sequence is undergoing a redesign. The order of the sequence will change to: BIOL& 222 → BIOL& 221 → BIOL& 223.
Effective Summer 2026, the prerequisite for this course will change to:
course with a minimum grade of C and course with a minimum grade of C (may be taken concurrently)
Click here to connect with an advisor for Biology: Science, Engineering, & Mathematics (SEM) Pathway Advising.