The Sample Chapters are provided as Adobe Acrobat files, which will require the Adobe Acrobat Reader 4.03. You can download this reader from the Adobe website.

Part I The Origin of Living Things
Chapter 1: The Science of Biology
Chapter 2: The Nature of Molecules
Chapter 3: The Chemical Building Blocks of Life
Chapter 4: The Origin and Early History of Life

Part II Biology of the Cell
Chapter 5: Biology of the Cell
Chapter 6: Membranes
Chapter 7: Cell-Cell Interactions

Part III Energetics
Chapter 8: Energy and Metabolism
Chapter 9: How Cells Harvest Energy
Chapter 10: Photosynthesis

Part IV Reproduction and Heredity
Chapter 11: How Cells Divide
Chapter 12: Sexual Reproduction and Meiosis
Chapter 13: Patterns of Inheritance

Part V Molecular Genetics
Chapter 14: DNA: The Genetic Material
Chapter 15: Genes and How They Work
Chapter 16: Control of Gene Expression
Chapter 17: Cellular Mechanisms of Development
Chapter 18: Altering the Genetic Message
Chapter 19: Gene Technology

Part VI Evolution
Chapter 20: Genes Within Populations
Chapter 21: The Evidence for Evolution
Chapter 22: The Origin of Species
Chapter 23: How Humans Evolved

Part VII Ecology and Behavior
Chapter 24: Population Ecology
Chapter 25: Community Ecology
Chapter 26: Animal Behavior
Chapter 27: Behavioral Ecology

Part VIII The Global Environment
Chapter 28: Dynamics of Ecosystems
Chapter 29: The Biosphere
Chapter 30: The Future of the Biosphere
Chapter 31: Conservation Biology

Part IX Viruses and Simple Organisms
Chapter 32: How We Classify Organisms
Chapter 33: Viruses
Chapter 34: Bacteria
Chapter 35: Protists
Chapter 36: Fungi

Part X Plant Form and Function
Chapter 37: Evolutionary History of Plants
Chapter 38: The Plant Body
Chapter 39: Nutrition and Transport in Plants

Part XI Plant Reproduction
Chapter 40: Early Plant Development
Chapter 41: How Plants Grow in Response to Their Environment
Chapter 42: Plant Reproduction
Chapter 43: Plant Genomics

Part XII Animal Diversity
Chapter 44: The Noncoelomate Animals
Chapter 45: Mollusks and Annelids
Chapter 46: Arthropods
Chapter 47: Echinoderms
Chapter 48: Vertebrates

Part XIII Animal Form and Function
Chapter 49: Organization of the Animal Body
Chapter 50: Locomotion
Chapter 51: Fueling Body Activities: Digestion
Chapter 52: Circulation
Chapter 53: Respiration

Part XIV Regulating the Animal Body
Chapter 54: The Nervous System
Chapter 55: Sensory Systems
Chapter 56: The Endrocrine System
Chapter 57: The Immune System
Chapter 58: Maintaining the Internal Environment
Chapter 59: Sex and Reproduction
Chapter 60: Vertebrate Development