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Chapter 1: Introduction: The Scientific Study of Life Chapter 2: The Chemical Basis of Life Chapter 3: The Molecules of Cells Chapter 4: A Tour of the Cell Chapter 5: The Working Cell Chapter 6: How Cells Harvest Chemical Energy Chapter 7: Photosynthesis: Using Light to Make Food Chapter 8: The Cellular Basis of Reproduction and Inheritance Chapter 9: Patterns of Inheritance Chapter 10: Molecular Biology of the Gene Chapter 11: The Control of Gene Expression Chapter 12: DNA Technology and Genomics Chapter 13: How Populations Evolve Chapter 14: The Origin of Species Chapter 15: Tracing Evolutionary History Chapter 16: The Origin and Evolution of Microbial Life Chapter 17: Plants, Fungi, and Colonization of Land Chapter 18: The Evolution of Animal Diversity Chapter 19: Human Evolution Chapter 20: Unifying Concepts of Animal Structure & Function Chapter 21: Nutrition and Digestion Chapter 22: Respiration: The Exchange of Gases Chapter 23: Circulation Chapter 24: The Immune System Chapter 25: Control of the Internal Environment Chapter 26: Chemical Regulation Chapter 27: Reproduction and Embryonic Development Chapter 28: Nervous System Chapter 29: The Senses Chapter 30: How Animals Move Chapter 31: Plant Structure, Reproduction, and Development Chapter 32: Plant Nutrition and Transport Chapter 33: Control Systems in Plants Chapter 34: The Biosphere: Earth's Diverse Environments Chapter 35: Behavioral Adaptations to the Environment Chapter 36: Population Dynamics Chapter 37: Communities and Ecosystems Chapter 38: Conservation Biology