AP Biology study guides

Unit overviews and topic breakdowns with timelines, key figures, and vocabulary.

Unit 1: Chemistry of Life

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1.1Structure of Water and Hydrogen Bonding1.2Elements of Life1.3Introduction to Biological Macromolecules1.4Properties of Biological Macromolecules1.5Structure and Function of Biological Macromolecules1.6Nucleic Acids1.7Comparing Biological Macromolecules

Unit 2: Cell Structure and Function

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2.1Cell Structure: Subcellular Components2.2Cell Structure and Function2.3Cell Size2.4Plasma Membranes2.5Membrane Permeability2.6Membrane Transport2.7Facilitated Diffusion2.8Tonicity and Osmoregulation

Unit 3: Cellular Energetics

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3.1Enzyme Structure3.2Enzyme Catalysis3.3Environmental Impacts on Enzyme Function3.4Cellular Energy3.5Photosynthesis3.6Cellular Respiration

Unit 4: Cell Communication and Cell Cycle

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4.1Cell Communication4.2Introduction to Signal Transduction4.3Signal Transduction4.4Changes in Signal Transduction Pathways4.5Feedback4.6Cell Cycle4.7Regulation of Cell Cycle

Unit 5: Heredity

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5.1Meiosis5.2Meiosis and Genetic Diversity5.3Mendelian Genetics5.4Non-Mendelian Genetics5.5Environmental Effects on Phenotype5.6Chromosomal Inheritance

Unit 6: Gene Expression and Regulation

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6.1DNA and RNA Structure6.2Replication6.3Transcription and RNA Processing6.4Translation6.5Regulation of Gene Expression6.6Gene Expression and Cell Specialization6.7Mutations

Unit 7: Natural Selection

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7.1Introduction to Natural Selection7.2Natural Selection7.3Artificial Selection7.4Population Genetics7.5Hardy-Weinberg Equilibrium7.6Evidence of Evolution7.7Common Ancestry7.8Continuing Evolution

Unit 8: Ecology

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8.1Responses to the Environment8.2Energy Flow Through Ecosystems8.3Population Ecology8.4Effect of Density of Populations8.5Community Ecology and Biodiversity

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