College Board AP® Biology Exam Questions By Topic

Structure & Properties of Water, Building Biological Molecules

Monomers & Covalent Bonds, Nucleic Acids, Proteins, Complex Carbohydrates, Lipids

Subcellular Components, Cell Structure & Function, Cells & Surface Area

Plasma Membrane Structure, Membrane Permeability, Membrane Transport, Exocytosis & Endocytosis, Facilitated Diffusion, Tonicity & Osmoregulation

Compartmentalization in Eukaryotic Cells, Comparing Prokaryotic & Eukaryotic Cells, Origins of Compartmentalization

Enzymes, Factors Affecting Enzyme Activity, Enzyme Inhibition

Energy in Organisms, Photosynthesis Overview, The Light-Dependent Reactions of Photosynthesis, The Light-Independent Reactions of Photosynthesis

Respiration Overview, Energy from Biological Molecules, The Electron Transport Chain, Fermentation

Cell Communication, Introduction to Signal Transduction, Signal Transduction, Positive & Negative Feedback

The Cell Cycle, Regulation of Cell Cycle

Meiosis, Meiosis & Genetic Diversity

Mendelian Genetics, Non-Mendelian Genetics, Environmental Factors & Phenotype

Genetic Information: DNA & RNA, DNA Replication, Transcription & RNA Processing, Translation, Genetic Information In Retroviruses

Regulating Gene Expression, Gene Expression & Phenotype

Mutations, Mutations & Phenotype, Mutations & Natural Selection

Gel Electrophoresis, The Polymerase Chain Reaction (PCR), Bacterial Transformation, DNA Sequencing

Natural Selection, Artificial Selection

Genetic Change in Populations, Hardy-Weinberg Equilibrium

Evidence for Evolution, Phylogeny, Speciation, Variation in Populations, Origins of Life on Earth

Responses to the Environment, Energy Flow Through Ecosystems

Population Ecology, Community Ecology

Biodiversity, Disruption to Ecosystems