The Molecular & Cell Biology Department has five undergraduate major emphases. The lower-division requirements, shown below, are the same for all major emphases except track 2 of Biochemistry & Molecular Biology. Students in this track must also take Chemistry 1B and replace Chemistry 3A/3AL, 3B/3BL with Chemistry 112A and 112B.
- Biochemistry & Molecular Biology (shows as 966: MO&CEL BIO P1 I, EM 1 on some official University documents)
- Track 1 - Biochemistry & Molecular Biology
- Track 2 - Biological Chemistry
- Cell & Developmental Biology (shows as 971: MO&CEL BIO PII, EM 2 on some official University documents)
- CDB: Cell Biology
- CDB: Physiology
- Genetics, Genomics & Development (shows as 967: MO&CEL BIO P1 I, EM 2 on some official University documents)
- Track 1 - Genetics, Genomics & Development
- Track 2 - Developmental Genetics
- Immunology & Pathogenesis (shows as 968: MO&CEL BIO P1 I, EM 3 on some official University documents)
- Neurobiology (shows as 972: MO&CEL BIO PII, EM 3 on some official University documents)

Lower-division prerequisites
- Math 1A, 1B, Calculus
- Chemistry 1A/1AL*, General Chemistry**
- Chemistry 3A/3AL, 3B/3BL, Organic Chemistry**
- Biology 1A /1AL, 1B, General Biology
- Physics 8A, 8B, Introduction to Physics (calculus based)
*Starting summer 2011, Chemistry 1A is now two separate courses: Chemistry 1A and Chemistry 1AL. Both courses are required for the MCB major.
**Students who plan to major in BMB Track 2 (Biological Chemistry) must also take Chemistry 1B and must substitute Chemistry 112A/112B for Chemistry 3A/3AL, 3B/3BL.



