USC Schedule of Classes

Spring 2025

classes begin
registration begins

Biological and Behavioral Basis of Disease

Section 40551

  • Session Dates (session code 001)
    First day of classes:
    Monday, January 13, 2025
    Last day to add:
    Friday, January 31, 2025
    Last day to change to Pass/No Pass:
    Friday, January 31, 2025
    Last day to drop without a mark of "W" and receive a refund:
    Friday, January 31, 2025
    Last day to withdraw without a “W” on transcript or change pass/no pass to letter grade:
    Friday, February 28, 2025
    Last day to drop with a mark of "W":
    Friday, April 11, 2025
    Last day of classes:
    Friday, May 2, 2025
    End of session:
    Wednesday, May 14, 2025


  • Book List Prices and book list are subject to change.
    • Marya. Inflamed. (Recommended)
      ISBN: 9781250849298
      New: $22.00
      Used: $16.50
    • Sapolsky. Behave. (Recommended)
      ISBN: 9780143110910
      New: $21.00
      Used: $15.75
      Rental: $13.65 (New), $8.40 (Used)
    • Sapolsky. Why Zebras Don't Get Ulcers (New Rev & Upd). (Recommended)
      ISBN: 9780805073690
      New: $23.99
      Used: $18.00
      Rental: $17.99 (New), $10.56 (Used)
    Purchase from USC Bookstore
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