Course outline

AP Biology, unit by unit

All eight units, split into the CED topics they are actually tested on. Work top to bottom or jump to whatever your class is covering.

Overall progress0/690%

Chemistry of Life

Water, biological macromolecules, and the chemistry that makes life possible.

8-11% of exam · 6 lessons

Organelles, membranes, transport, and how compartmentalization enables life.

10-13% of exam · 11 lessons

Enzymes, photosynthesis, and cellular respiration.

12-16% of exam · 9 lessons

Signal transduction, feedback, mitosis, and checkpoints.

10-15% of exam · 7 lessons

Meiosis, Mendelian genetics, and inheritance patterns.

8-11% of exam · 7 lessons

DNA → RNA → protein, mutations, regulation, and biotechnology.

12-16% of exam · 9 lessons

Evolution, Hardy-Weinberg, speciation, and phylogeny.

13-20% of exam · 13 lessons

Populations, communities, ecosystems, and biodiversity.

10-15% of exam · 7 lessons