Unit 1: Chemistry of Life

Water & Chemical Elements

Structure & Properties of Water

Building Biological Molecules

Biological Macromolecules

Monomers & Covalent Bonds

Nucleic Acids

Proteins

Complex Carbohydrates

Lipids

Unit 2: Cell Structure & Function

Cell Structure

Subcellular Components

Cell Structure & Function

Cells & Surface Area

Specialized Exchange Strategies

Cell Membranes & Transport

Plasma Membrane Structure

Membrane Permeability

Membrane Transport

Exocytosis & Endocytosis

Facilitated Diffusion

Tonicity & Osmoregulation

Cell Compartmentalization

Compartmentalization in Eukaryotic Cells

Comparing Prokaryotic & Eukaryotic Cells

Origins of Compartmentalization

Unit 3: Cellular Energetics

Enzymes

Enzymes

Factors Affecting Enzyme Activity

Enzyme Inhibition

Energy & Photosynthesis

Energy in Organisms

Photosynthesis Overview

The Light-Dependent Reactions of Photosynthesis

The Light-Independent Reactions of Photosynthesis

Cellular Respiration

Respiration Overview

Energy from Biological Molecules

The Electron Transport Chain

Fermentation

Fitness

Unit 4: Cell Communication & Cell Cycle

Cell Communication

Cell Communication

Introduction to Signal Transduction

Signal Transduction

Positive & Negative Feedback

Cell Cycle

The Cell Cycle

Regulation of Cell Cycle

Unit 5: Heredity

Meiosis & Genetic Diversity

Meiosis

Meiosis & Genetic Diversity

Inheritance

Common Ancestry

Mendelian Genetics

Non-Mendelian Genetics

Environmental Factors & Phenotype

Chromosomal Inheritance

Unit 6: Gene Expression & Regulation

DNA, RNA & Protein Synthesis

Genetic Information: DNA & RNA

DNA Replication

Transcription & RNA Processing

Translation

Genetic Information In Retroviruses

Regulating Gene Expression

Regulating Gene Expression

Gene Expression & Phenotype

Mutations

Mutations

Mutations & Phenotype

Mutations & Natural Selection

Biotechnology: Genetic Engineering Techniques

Gel Electrophoresis

The Polymerase Chain Reaction (PCR)

Bacterial Transformation

DNA Sequencing

Unit 7: Natural Selection

Natural Selection & Artificial Selection

Natural Selection

Artificial Selection

Population Genetics

Genetic Change in Populations

Hardy-Weinberg Equilibrium

Evolution

Evidence for Evolution

Phylogeny

Speciation

Extinction

Origins of Life on Earth

Unit 8: Ecology

Ecosystems

Responses to the Environment

Energy Flow Through Ecosystems

Population & Community Ecology

Population Ecology

Community Ecology

Biodiversity & Disruptions to Ecosystems

Biodiversity

Disruption to Ecosystems

Study tools

• College Board AP® Biology · Exam Questions
• College Board AP® Biology · Past Papers

Related links

• AP® Biology · Revision Notes
• AP® Biology · Exam Questions
• AP® Biology · Past Papers