Biology
Fall 2026 · 85 sections · seat counts as of Oct 15, 2026
Catalog: Biology courses in the 2026-2027 Catalog
BIOL 1 General Biology
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 20915 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Danielle M Dervishian | Full (31/30) |
| 20916 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Danielle M Dervishian | 1 of 30 open, 2 waitlisted |
| 20917 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Gianna M Diaz-Porraz | Full (31/30), 2 waitlisted |
| 20918 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Gianna M Diaz-Porraz | Full (32/30), 3 waitlisted |
| 20919 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Marcia G Hollenshead, Naluce Ito Rocha Santana | Full (32/30), 1 waitlisted |
| 20920 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Marcia G Hollenshead, Naluce Ito Rocha Santana | Full (32/30), 2 waitlisted |
| 20921 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Russell A Forsee | Full (31/30), 1 waitlisted |
| 20922 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Russell A Forsee | Full (33/30), 1 waitlisted |
| 20923 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Sy P Truong | Full (30/30), 1 waitlisted |
| 20924 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Sy P Truong, Francisco I Sanchez | Full (33/30), 1 waitlisted |
| 20925 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Sy P Truong, Tyler J Flisik | Full (35/30) |
| 20926 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Sanjay Jayachandran | 5 of 30 open |
| 20927 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Sanjay Jayachandran | 2 of 30 open |
| 20928 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Mark V Mazhnyy | 1 of 30 open, 3 waitlisted |
| 20929 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Mark V Mazhnyy | 2 of 30 open, 2 waitlisted |
| 20930 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | David F Moskovitz | Full (30/30) |
| 20931 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | David F Moskovitz, Michael C Hsu | Full (30/30) |
| 20932 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Danielle M Dervishian | Full (32/30), 1 waitlisted |
| 20933 | Hybrid Tue 9:45am–12:55pm, Bldg 7 1108 + online work All meeting times
| Aug 24–Dec 13 | Janine S Kido | Full (30/30), 2 waitlisted |
| 20934 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Anthony X Lopez | Full (31/30) |
| 20935 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Anthony X Lopez | Full (31/30) |
| 20936 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Danielle M Dervishian | Full (32/30), 1 waitlisted |
| 20938 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Jenny K Ngo | Full (30/30), 1 waitlisted |
| 20939 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Jenny K Ngo | Full (30/30) |
| 20940 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Annalisa R Regenfuss | 2 of 30 open |
| 20941 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Annalisa R Regenfuss | 3 of 30 open, 3 waitlisted |
| 20942 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Tyler J Flisik | Full (33/30) |
| 20943 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Tyler J Flisik | Full (31/30), 1 waitlisted |
| 20945 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Mark V Mazhnyy | Full (31/30) |
| 20946 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Estor J Suriano | 1 of 30 open |
| 20947 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Estor J Suriano | 2 of 30 open, 1 waitlisted |
| 20948 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Michael C Hsu, Christopher J Davison | 9 of 30 open |
| 20949 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Michael C Hsu | 6 of 30 open |
| 20950 | In person Wed/Fri, 2 meeting times All meeting times
| Aug 24–Dec 13 | Mircea R Voda | 6 of 30 open |
| 20951 | In person Wed/Fri, 2 meeting times All meeting times
| Aug 24–Dec 13 | Mircea R Voda | 3 of 30 open |
| 20952 | In person Wed/Fri, 2 meeting times All meeting times
| Aug 24–Dec 13 | Cindy J Shannon | 2 of 30 open, 1 waitlisted |
| 20953 | Hybrid Thu 9:45am–12:55pm, Bldg 7 1108 + online work All meeting times
| Aug 24–Dec 13 | Janine S Kido | Full (30/30), 3 waitlisted |
| 20954 | Hybrid Thu 11:30am–2:40pm, Bldg 7 1115 + online work All meeting times
| Aug 24–Dec 13 | Brenda L Fernandez Lango, Cindy J Shannon, Caridad L Wilson | Full (31/30), 3 waitlisted |
| 20955 | Hybrid Sat 9:45am–12:55pm, Bldg 7 1111 + online work All meeting times
| Aug 24–Dec 13 | Marcia G Hollenshead | Full (33/30), 2 waitlisted |
| 25035 | In person Mon/Wed/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Gianna M Diaz-Porraz, Rick Y Katsuyama | Full (31/30) |
BIOL 15 Human Sexuality
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 20971 | In person Tue/Thu 11:30am–12:55pm, Bldg 7 1209 | Aug 24–Dec 13 | Priscilla G Watkins | 18 of 35 open |
| 20972 | Online anytime | Aug 24–Dec 13 | Julie A Butler | 1 of 35 open |
BIOL 17 Neurobiology and Behavior
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 20975 | Hybrid Tue 3:00–6:10pm, 11 - Science North 2312 + online work All meeting times
| Aug 24–Oct 18 | Timothy K Revell | 18 of 35 open |
BIOL 2 Plant and Animal Biology
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 23720 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Timothy K Revell | Full (24/24), 2 waitlisted |
| 23722 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Timothy K Revell | Full (26/24) |
| 23723 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Joshua J Paolini | 5 of 24 open |
| 23724 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Timothy K Revell | Full (30/24), 1 waitlisted |
| 23725 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Timothy K Revell | Full (32/24), 1 waitlisted |
| 23726 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Jennifer B Alvarado | Full (24/24), 2 waitlisted |
BIOL 20 Marine Biology
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 20981 | In person Mon/Wed 8:00–9:25am, Bldg 7 1205 | Aug 24–Dec 13 | Helen K Yip | Full (30/30), 1 waitlisted |
| 20982 | In person Mon/Wed 1:15–2:40pm, Bldg 7 1205 | Aug 24–Dec 13 | Helen K Yip | Full (30/30) |
| 20984 | In person Tue/Thu 8:00–9:25am, Bldg 7 1120 | Aug 24–Dec 13 | Laney M Whitlow | Full (30/30), 1 waitlisted |
| 20987 | Online anytime | Aug 24–Dec 13 | Janine S Kido | 2 of 30 open, 3 waitlisted |
| 20988 | Online anytime | Aug 24–Dec 13 | Diana A Churchill | 8 of 30 open, 2 waitlisted |
| 20989 | Online anytime | Aug 24–Dec 13 | Maura E Palacios Mejia | 2 of 30 open |
| 20990 | Online anytime | Aug 24–Dec 13 | Diana A Churchill | 2 of 30 open |
| 20991 | Online anytime | Aug 24–Dec 13 | Maura E Palacios Mejia | 3 of 30 open, 1 waitlisted |
| 23009 | Online anytime | Aug 24–Dec 13 | Maura E Palacios Mejia | 1 of 30 open, 2 waitlisted |
| 24350 | In person Tue/Thu 2:00–3:30pm, Off Campus MECA | Aug 24–Dec 13 | Laney M Whitlow | 3 of 30 open |
| 25039 | Online anytime | Aug 24–Dec 13 | Maura E Palacios Mejia | 4 of 30 open, 1 waitlisted |
| 25072 | Online anytime | Aug 24–Dec 13 | Stephanie L Malmgren | Full (32/30) |
| 25242 | Online anytime | Oct 19–Dec 13 | Jennifer A McKinney | Full (30/30) |
BIOL 21 Marine Biology Laboratory
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 20992 | In person Mon 9:45am–12:55pm, Bldg 7 1115 | Aug 24–Dec 13 | Helen K Yip | 1 of 24 open |
| 20994 | In person Tue 9:45am–12:55pm, Bldg 7 1115 | Aug 24–Dec 13 | Laney M Whitlow | Full (25/24) |
| 20995 | In person Wed 9:45am–12:55pm, Bldg 7 1115 | Aug 24–Dec 13 | Diana A Churchill | 4 of 24 open |
BIOL 25 Conservation Biology
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 20997 | In person Tue/Thu 8:00–9:25am, Bldg 7 1205 | Aug 24–Dec 13 | Maura E Palacios Mejia | 3 of 30 open |
BIOL 3 Ecology and Field Biology
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 21020 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Tyler J Flisik | 1 of 24 open |
| 25061 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Mark V Mazhnyy, Cindy J Shannon | 9 of 24 open |
BIOL 34 Fundamentals of Genetics
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 21022 | In person Tue/Thu 11:30am–12:55pm, 11 - Science North 2312 | Aug 24–Dec 13 | David H Mirman | 13 of 35 open |
BIOL 34L Fundamentals of Genetics Laboratory
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 21023 | In person Tue 1:15–4:25pm, Bldg 60 2628 | Aug 24–Dec 13 | David H Mirman | 13 of 24 open |
BIOL 4 Biology for Majors
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 21024 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Jason B Goff, David H Mirman | Full (29/24), 2 waitlisted |
| 21025 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Mandy Hsia | Full (28/24), 2 waitlisted |
| 21027 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Marzi Haghighat | Full (29/24), 2 waitlisted |
| 21028 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Rick Y Katsuyama | Full (28/24), 4 waitlisted |
| 21030 | In person Wed/Fri, 2 meeting times All meeting times
| Aug 24–Dec 13 | Col D Frazier | Full (24/24), 2 waitlisted |
| 24155 | Hybrid Tue 3:30–8:25pm, 2 rooms + online work All meeting times
| Aug 24–Dec 13 | Candace L Leuthold | Full (25/24), 2 waitlisted |
BIOL 4H Biology for Majors - Honors
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 21031 | In person Tue/Thu, 2 meeting times All meeting times
| Aug 24–Dec 13 | Diana A Churchill | Full (21/20), 1 waitlisted |
BIOL 5 Contemporary Health Issues
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 21032 | In person Tue/Thu 1:15–2:40pm, 11 - Science North 2105 | Aug 24–Dec 13 | Naluce Ito Rocha Santana | Full (35/35) |
| 21033 | Online anytime | Aug 24–Dec 13 | Carola Z Wright | 3 of 35 open, 3 waitlisted |
BIOL 6 Humans and the Environment
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 23729 | In person Tue/Thu 9:45–11:10am, Bldg 7 1205 | Aug 24–Dec 13 | Maura E Palacios Mejia | 2 of 35 open |
| 23730 | In person Tue/Thu 11:30am–12:55pm, Bldg 7 1205 | Aug 24–Dec 13 | Maura E Palacios Mejia | Full (39/35) |
| 23731 | In person Tue 7:00–10:10pm, Bldg 7 1205 | Aug 24–Dec 13 | Christopher J Davison | 1 of 35 open |
BIOL 6L Humans and the Environment Laboratory
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 24349 | Hybrid Fri 9:45am–3:10pm, Bldg 7 1108 + online work All meeting times
| Aug 24–Dec 13 | Jennifer B Alvarado | 5 of 24 open |
BIOL 8 Cell and Molecular Biology
| CRN | Meets | Dates | Instructor | Seats |
|---|---|---|---|---|
| 21041 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Jason B Goff | 2 of 24 open, 1 waitlisted |
| 23216 | In person Mon/Wed, 2 meeting times All meeting times
| Aug 24–Dec 13 | Priyanka Uday | Full (24/24) |