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AP Biology Updates Launching in 2025-26

Learn more about future AP Biology course updates.

We’re updating the AP Biology course framework to give teachers more clarity about course content and help students engage with the concepts.

These updates are for the 2025-26 school year and will not impact the May 2025 exam.

What’s Changing  

We're making changes to the AP Biology course framework, including:   

  • Reorganizing Unit 1 to reflect a more logical sequence of the biological macromolecules.
  • Clarifying essential knowledge language to better explain the depth and breadth at which content needs to be taught.
  • Merging or moving some topics to provide a more logical organization of content. 
  • Updating science practices to provide a clearer set of skills students will need for sequent college science courses.    
  • Reorganizing content related to the components of Photosynthesis and Cellular Respiration in Units 2 and 3 to help students better engage these concepts.
  • Adding the biogeochemical cycles to topic 8.2 Energy Flow Through Ecosystems and reducing redundant content to offset this addition.

What's Not Changing

The sections, numbers, and types of questions, timing, and percentages of units and skills assessed on the AP Biology Exam will remain the same.

AP Classroom Updates  

To support teacher planning and student learning, we will update the following free AP Biology resources in AP Classroom to align with the updated framework starting in  July 2025 and continuing throughout the school year:

  • Updated AP Daily topic videos.
  • Question bank items recoded to match the updated framework coding.

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Resources

See the Updated 2025-26 AP Biology CED