BI221Z Princ. of Biology: Cells
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. (See course content and outcomes.)
Credits: 5
| CRN | Class type | Location | Days & time | Dates | Seats available | Faculty | More info |
|---|---|---|---|---|---|---|---|
| 44229 | In-person lecture | Cascade JH 107 | Monday and Wednesday from 11am to 12:50pm | From September 21 through December 9, 2026 | Micah F Jordan | Books for CRN 44229
Class details for CRN 44229 Fees: $12 | |
| and In-person lab | Cascade JH 108 | Friday from 10am to 12:50pm | From September 25 through December 11, 2026 | ||||
| 44230 | Online (scheduled meetings) lecture | Not applicable | Tuesday from 9 to 10:50am | From September 22 through December 8, 2026 | Estefania L Llaneza Garcia | Books for CRN 44230
Class details for CRN 44230 Fees: $12 | |
| and In-person lecture | Rock Creek BLDG7 109 | Thursday from 9 to 10:50am | From September 24 through December 10, 2026 | ||||
| and In-person lab | Rock Creek BLDG7 125 | Thursday from 11:30am to 2:20pm | From September 24 through December 10, 2026 | ||||
| 44231 | Online (no scheduled meetings) lecture | Not applicable | Available 24/7 | From September 21 through December 12, 2026 | Arick C Rouhe | Books for CRN 44231
Class details for CRN 44231 Fees: $12 | |
| and Online (scheduled meetings) lecture | Not applicable | Monday from 6 to 7:50pm | From September 21 through December 7, 2026 | ||||
| and In-person lab | Rock Creek BLDG7 125 | Wednesday from 6 to 8:50pm | From September 23 through December 9, 2026 | ||||
| 44232 | In-person lecture | Southeast SCOM 322 | Tuesday and Thursday from 6 to 7:50pm | From September 22 through December 10, 2026 | Alexie M McKee | Books for CRN 44232
Class details for CRN 44232 Fees: $12 | |
| and In-person lab | Southeast SCOM 300 | Thursday from 2 to 4:50pm | From September 24 through December 10, 2026 | ||||
| 44228 | In-person lecture | Sylvania SY TBA | Tuesday and Thursday from 9 to 10:50am | From September 22 through December 10, 2026 | Shannon E Ansley | Books for CRN 44228
Class details for CRN 44228 Fees: $12 | |
| and In-person lab | Sylvania ST 209 | Thursday from 12 to 2:50pm | From September 24 through December 10, 2026 |
Class schedule definitions
- Cost:
- cost is based on the number of credits – see tuition and fees
- Books:
- $0 or <$40 means low cost books (doesn't include other supplies like calculators)
- Register:
- use the CRN to register in MyPCC – see how to register
- Class types:
- see more about class types
-
- In-Person: Instructional time will happen in-person. Class meetings take place at specific times and locations.
- Online (no scheduled meetings): Instruction will take place through regular online activities and assignments with scheduled due dates. Classes do not have meeting times.
- Online (scheduled meetings): Instructional time will happen online. Class meetings will take place at scheduled days/times online.
- In-person & Online (scheduled meetings): Class meetings take place at a specific time & day, with some meetings in-person and some online, usually in Zoom.
- In-person & Online (no scheduled meetings): Class meetings are in-person and have additional online activities.
- Online (scheduled meetings) & Online (no scheduled meetings): classes meet remotely with additional online activities required.