BI 221Z
Principles of Biology: Cells
Portland Community College · UGRD · Fall 2026
Catalog description
Explores fundamental biological concepts and theories about the cellular and molecular basis of life including cell structure and function, metabolism, genetic basis of inheritance and how information flows from DNA to proteins, with a focus on the iterative process of science. Intended for science majors. This course is part of Oregon Common Course Numbering. BI 221Z and BI 211 are equivalent at PCC. Prerequisites: ( WR 115 and RD 115 ) or IRW 115 or equivalent placement, and MTH 95 or any math course for which MTH 95 is a prerequisite. Prerequisite/Concurrent: CH 151 or CH 221 or ( CH 221Z and CH 227Z ) or pass the CH 151 competency exam or instructor permission. Audit available. This course fulfills the following GE requirements: Science, Math, and Computer Sci/SCI
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