Unit 0: Biology Introduction
ch01: Exploring Life
Unit 1: Biodiversity and Ecology
ch50: An Introduction to Ecology and the Biosphere
ch51: Behavioral Ecology
ch52: Population Ecology
ch53: Community Ecology
ch54: Ecosystems
ch55: Conservation Biology and Restoration Ecology
Unit 2: The Chemistry of Life
ch02: The Chemical Context of Life
ch03: Water and the Fitness of the Environment
ch04: Carbon and the Molecular Diversity of Life
ch05: The Structure and Function of Macromolecules
Unit 3: The Cell
ch06: A Tour of the Cell - cell structure and organelles
ch07: Membrane Structure and Function
ch08: An Introduction to Metabolism - enzymes
ch09: Cellular Respiration: Harvesting Chemical Energy and Cellular Respiration Crib Sheet
ch10: Photosynthesis
ch12: The Cell Cycle - mitosis
Unit 4: Genetics
ch13: Meiosis and Sexual Life Cycles
ch14: Mendel and the Gene Idea - basic Mendelian genetics
ch15: The Chromosomal Basis of Inheritance - genes on chromosomes
ch16: The Molecular Basis of Inheritance - DNA structure, replication, and repair
ch17: From Gene to Protein - transcription and translation
ch18: The Genetics of Viruses and Bacteria - microbial model systems
ch19: Eukaryotic Genomes - organization, regulation, and evolution
ch21: The Genetic Basis of Development
ch20: DNA Technology and Genomics
Unit 5: Evolution
ch22: Descent with Modification: Darwinian View of Life - natural selection
ch23: The Evolution of Populations
ch24: The Origin of Species
ch25: Phylogeny and Systematics - investigating the tree of life
ch26: The Tree of Life: An Introduction to Biological Diversity
Unit 6: Plants
ch35: Plant Structure, Growth and Development
ch36: Transport in Vascular Plants
ch37: Plant Nutrition
Unit 7: Animal Form and Function
ch40: Basic Principles of Animal Form and Function
ch45: Hormones and the Endocrine System
ch11: Cell Communication
ch43: The Immune System
ch48: Nervous Systems and Sensory and Motor Mechanisms
ch41: Animal Nutrition
ch42: Circulation and Gas Exchange
ch44: Osmoregulation and Excretion
ch46: Animal Reproduction
ch47: Animal Development