AP Biology review notes
Illustrated AP Biology notes for all 8 units with Test Me and printable PDFs. The first unit, Chemistry of Life, is free.
- 8 units
- 184 illustrated pages
- Organized by course unit
Every unit in the course
8 AP Biology units
Unit 1: Chemistry of Life · Free
Water, macromolecules and the structure of biological molecules.
Unit 2: Cells
Cell structure, membranes and transport across them.
Unit 3: Cellular Energetics
Enzymes, photosynthesis and cellular respiration.
Unit 4: Cell Communication and Cell Cycle
Signal transduction, feedback and the cell cycle.
Unit 5: Heredity
Meiosis, genetic diversity and Mendelian genetics.
Unit 6: Gene Expression and Regulation
DNA and RNA, replication, transcription and translation.
Unit 7: Natural Selection
Natural selection, evolution and phylogeny.
Unit 8: Ecology
Responses to the environment, energy flow and populations.
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