All AP Courses

Unit 3

AP Biology Unit 3: Cellular Energetics

12–16% of the multiple-choice section · 5 topics

Enzymes and what changes their activity, how cells capture and use energy, photosynthesis, and cellular respiration.

Topics

  1. 3.1Enzymes
  2. 3.2Environmental Impacts on Enzyme Function
  3. 3.3Cellular Energy
  4. 3.4Photosynthesis
  5. 3.5Cellular Respiration

Unit check

10 questions drawn from every lesson in Unit 3. Each wrong answer links back to where the idea is taught.

Take the Unit 3 check