Biology: The Science of Life

<p>Get the complete background and professional guidance to explore in depth the fundamental principles of how living things work taught by an award-winning professor at Duke University who has specially adapted his acclaimed introductory biology course.</p>

• By This Professor
• 01: The Scope of "Life"
• 02: More on the Origin of Life
• 03: The Organism and the Cell
• 04: Proteins—How Things Get Done in the Cell
• 05: Which Molecule Holds the Code?
• 06: The Double Helix
• 07: The Nuts and Bolts of Replicating DNA
• 08: The Central Dogma
• 09: The Genetic Code
• 10: From DNA to RNA
• 11: From RNA to Protein
• 12: When Mistakes Happen
• 13: Dividing DNA Between Dividing Cells
• 14: Mendel and His Pea Plants
• 15: How Sex Leads to Variation
• 16: Genes and Chromosomes
• 17: Charles Darwin and "The Origin of Species"
• 18: Natural Selection in Action
• 19: Reconciling Darwin and Mendel
• 20: Mechanisms of Evolutionary Change
• 21: What Are Species and How Do New Ones Arise?
• 22: More on the Origin of New Species
• 23: Reconstructing Evolution
• 24: The History of Life, Revisited
• 25: From Cells to Organisms
• 26: Control of Gene Expression I
• 27: Control of Gene Expression II
• 28: Getting Proteins to the Right Place
• 29: Genetic Engineering and Biotechnology
• 30: How Cells Talk—Signals and Receptors
• 31: How Cells Talk—Ways That Cells Respond
• 32: From One Cell to Many in an Organism
• 33: Patterns of Early Development
• 34: Determination and Differentiation
• 35: Induction and Pattern Formation
• 36: Genes and Development
• 37: Homeostasis
• 38: Hormones in Animals
• 39: What is Special about Neurons?
• 40: Action Potentials and Synapses
• 41: Synaptic Integration and Memory
• 42: Sensory Function
• 43: How Muscles Work
• 44: The Innate Immune System
• 45: The Acquired Immune System
• 46: Form and Function in Plants I
• 47: Form and Function in Plants II
• 48: Behavior as an Adaptive Trait
• 49: Energy and Resources in Living Systems
• 50: How Energy is Harnessed by Cells
• 51: Enzymes - Making Chemistry Work in Cells
• 52: Cellular Currencies of Energy
• 53: Making ATP - Glycolysis
• 54: Making ATP - Cellular Respiration
• 55: Making ATP - The Chemiosmotic Theory
• 56: Capturing Energy from Sunlight
• 57: The Reactions of Photosynthesis
• 58: Resources and Life Histories
• 59: The Structure of Populations
• 60: Population Growth
• 61: What Limits Population Growth?
• 62: Costs and Benefits of Behavior
• 63: Altruism and Mate Selection
• 64: Ecological Interactions Among Species
• 65: Predators and Competitors
• 66: Competition and the Ecological Niche
• 67: Energy in Ecosystems
• 68: Nutrients in Ecosystems
• 69: How Predictable Are Ecological Communities?
• 70: Biogeography
• 71: Human Population Growth
• 72: The Human Asteroid