AP Biology Concise Summary Notes

Course Content

The AP Biology Exam assesses student understanding of the science practices and learning objectives outlined in the course framework. The exam is 3 hours long and includes 60 multiple-choice questions and 6 free-response questions. A four-function, scientific, or graphing calculator is allowed on both sections of the exam.

Exam Weighting for the Multiple-Choice Section of the AP Exam
Unit Exam Weighting
1: Chemistry of Life 8–11%
2: Cell Structure and Function 10–13%
3: Cellular Energetics 12–16%
4: Cell Communication and Cell Cycle 10–15%
5: Heredity 8–11%
6: Gene Expression and Regulation 12–16%
7: Natural Selection 13–20%
8: Ecology 10–15%

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