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| Invitation to Biology | |
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| Impacts, Issues: What Am I Doing Here? | |
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| Life's Levels of Organization | |
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| Overview of Life's Unity | |
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| If So Much Unity, Why So Many Species? | |
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| An Evolutionary View of Diversity | |
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| The Nature of Biological Inquiry | |
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| The Power of Experimental Tests | |
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| The Scope and Limits of Science | |
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| Cells | |
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| Molecules of Life | |
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| Impacts, Issues: Science or Supernatural? | |
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| Atoms and Their Interactions | |
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| Bonds in Biological Molecules | |
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| Water's Life-Giving Properties | |
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| Acids and Bases | |
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| Molecules of Life-from Structure to Function | |
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| The Truly Abundant Carbohydrates | |
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| Greasy, Fatty-Must be Lipids | |
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| Proteins-Diversity in Structure and Function | |
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| Why is Protein Structure So Important? | |
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| Nucleotides and the Nucleic Acids | |
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| How Cells Are Put Together | |
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| Impacts, Issues: Animalcules and Cells Fill'd With Juices | |
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| What is "A Cell"? | |
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| Most Cells are Really Small | |
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| The Structure of Cell Membranes | |
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| A Closer Look at Prokaryotic Cells | |
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| A Closer Look at Eukaryotic Cells | |
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| Where Did Organelles Come from? | |
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| The Dynamic Cytoskeleton | |
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| Cell Surface Specializations | |
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| How Cells Work | |
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| Impacts, Issues: Beer, Enzymes, and Your Liver | |
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| Inputs and Outputs of Energy | |
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| Inputs and Outputs of Substances | |
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| How Enzymes Make Substances React | |
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| Diffusion and Metabolism | |
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| Working with and Against Diffusion | |
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| Which Way Will Water Move? | |
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| Cell Burps and Gulps | |
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| Where It Starts-Photosynthesis | |
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| Impacts, Issues: Sunlight and Survival | |
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| The Rainbow Catchers | |
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| Light-Dependent Reactions | |
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| Light-Independent Reactions | |
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| Pastures of the Seas | |
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| How Cells Release Chemical Energy | |
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| Impacts, Issues: When Mitochondria Spin Their Wheels | |
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| Overview of Energy-Releasing Pathways | |
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| Glycolysis-Glucose Breakdown Starts | |
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| Second and Third Stages of Aerobic Respiration | |
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| Anaerobic Energy-Releasing Pathways | |
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| Alternative Energy Sources in the Body | |
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| Connections with Photosynthesis | |
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| Genetics | |
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| How Cells Reproduce | |
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| Impacts, Issues: Henrietta's Immortal Cells | |
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| Overview of Cell Division Mechanisms | |
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| Introducing the Cell Cycle | |
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| Mitosis Maintains the Chromosome Number | |
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| Division of the Cytoplasm | |
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| Meiosis and Sexual Reproduction | |
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| How Meiosis Puts Variation in Traits | |
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| From Gametes to Offspring | |
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| The Cell Cycle and Cancer | |
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| Observing Patterns in Inherited Traits | |
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| Impacts, Issues: Menacing Mucus | |
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| Tracking Traits with Hybrid Crosses | |
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| Not-So-Straightforward Phenotypes | |
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| Complex Variations in Traits | |
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| The Chromosomal Basis of Inheritance | |
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| Impact of Crossing over on Inheritance | |
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| Human Genetic Analysis | |
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| Examples of Human Inheritance Patterns | |
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| Structural Changes in Chromosomes | |
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| Change in the Number of Chromosomes | |
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| Some Prospects in Human Genetics | |
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| DNA Structure and Function | |
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| Impacts, Issues: Here, Kitty, Kitty, Kitty, Kitty, Kitty | |
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| The Hunt for Fame, Fortune, and DNA | |
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| DNA Structure and Function | |
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| DNA Replication and Repair | |
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| Using DNA to Clone Mammals | |
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| Gene Expression and Control | |
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| Impacts, Issues: Ricin and Your Ribosomes | |
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| Making and Controlling the Cell's Proteins | |
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| How is RNA Transcribed from DNA? | |
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| Deciphering mRNA | |
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| From mRNA to Protein | |
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| Mutated Genes and Their Protein Products | |
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| Controls Over Gene Expression | |
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| Studying and Manipulating Genomes | |
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| Impacts, Issues: Golden Rice or Frankenfood? | |
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| A Molecular Toolkit | |
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| Haystacks to Needles | |
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| DNA Sequencing | |
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| First Just Fingerprints, Now DNA Fingerprints | |
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| Tinkering with the Molecules of Life | |
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| Practical Genetics | |
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| Weighing the Benefits and Risks | |
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| Evolution and Diversity | |
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| Processes of Evolution | |
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| Impacts, Issues: Rise of the Super Rats | |
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| Early Beliefs, Confounding Discoveries | |
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| The Nature of Adaptation | |
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| Individuals Don't Evolve, Populations Do | |
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| When is a Population Not Evolving? | |
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| Natural Selection Revisited | |
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| Maintaining Variation in a Population | |
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| Genetic Drift-The Chance Changes | |
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| Gene Flow-Keeping Populations Alike | |
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| Evolutionary Patterns, Rates, and Trends | |
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| Impacts, Issues: Measuring Time | |
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| Fossils-Evidence of Ancient Life | |
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| Dating Pieces of the Puzzle | |
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| Evidence from Biogeography | |
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| More Evidence from Comparative Morphology | |
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| Evidence from Patterns of Development | |
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| Evidence from DNA, RNA, and Proteins | |
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| Reproductive Isolation, Maybe New Species | |
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| Interpreting the Evidence: Models for Speciation | |
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| Patterns of Speciation and Extinctions | |
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| Organizing Information About Species | |
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| Early Life | |
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| Impacts, Issues: Looking for Life in All the Odd Places | |
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| Origin of the First Living Cells | |
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| What are Existing Prokaryotes Like? | |
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| The Curiously Classified Protists | |
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| The Fabulous Fungi | |
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| Viruses, Viroids, and Prions | |
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| Evolution and Infectious Diseases | |
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| Plant Evolution | |
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| Impacts, Issues: Beginnings, and Endings | |
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| Pioneers in a New World | |
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| The Bryophytes-No Vascular Tissues | |
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| Seedless Vascular Plants | |
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| The Rise of Seed-Bearing Plants | |
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| Gymnosperms-Plants with "Naked" Seeds | |
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| Angiosperms-the Flowering Plants | |
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| Deforestation in the Tropics | |
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| Animal Evolution | |
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| Impacts, Issues: Interpreting and Misinterpreting the Past | |
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| Overview of the Animal Kingdom | |
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| Getting Along Well Without Organs | |
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| Flatworms-Introducing Organ Systems | |
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| Annelids-Segments Galore | |
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| The Evolutionarily Pliable Mollusks | |
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| Amazingly Abundant Roundworms | |
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| Arthropods-The Most Successful Animals | |
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| The Puzzling Echinoderms | |
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| Evolutionary Trends Among Vertebrates | |
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| Major Groups of Jawed Fishes | |
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| Early Amphibious Tetrapods | |
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| The Rise of Amniotes | |
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| From Early Primates to Humans | |
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| Plants and Animals: Common Challenges | |
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| Impacts, Issues: Too Hot To Handle | |
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| Levels of Structural Organization | |
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| Recurring Challenges to Survival | |
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| Homeostasis in Animals | |
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| Does Homeostasis Occur in Plants? | |
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| How Cells Receive and Respond to Signals? | |
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| How Plants Work | |
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| Plant Form and Function | |
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| Impacts, Issues: Drought Versus Civilization | |
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| Overview of the Plant Body | |
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| Primary Structure of Shoots | |
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| Primary Structure of Roots | |
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| Secondary Growth-the Woody Plants | |
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| Plant Nutrients and Availability in Soil | |
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| How do Roots Absorb Water and Mineral Ions? | |
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| Water Transport Through Plants | |
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| How Do Stems and Leaves Conserve Water? | |
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| How Organic Compounds Move Through Plants | |
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| Plant Reproduction and Development | |
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| Impacts, Issues: Imperiled Sexual Partners | |
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| Sexual Reproduction in Flowering Plants | |
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| From Zygotes to Seeds Packaged in Fruit | |
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| Asexual Reproduction of Flowering Plants | |
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| Patterns of Early Growth and Development | |
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| Cell Communication in Plant Development | |
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| Adjusting Rates and Directions of Growth | |
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| Meanwhile, Back at the Flower | |
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| Life Cycles End, and Turn Again | |
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| Regarding the World's Most Nutritious Plant | |
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| How Animals Work | |
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| Animal Tissues and Organ Systems | |
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| Impacts, Issues: It's All About Potential | |
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| Organization and Control in Animal Bodies | |
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| Four Basic Types of Tissues | |
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| Organ Systems Made from Tissues | |
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| Skin-Example of an Organ System | |
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| How Animals Move | |
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| Impacts, Issues: Pumping Up Muscles | |
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| So What Is a Skeleton? | |
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| How Do Bones and Muscles Interact? | |
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| How Does Skeletal Muscle Contract? | |
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| Properties of Whole Muscles | |
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| Circulation and Respiration | |
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| Impacts, Issues: Up in Smoke | |
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| The Nature of Blood Circulation | |
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| Characteristics of Human Blood | |
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| Human Cardiovascular System | |
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| Structure and Function of Blood Vessels | |
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| Cardiovascular Disorders | |
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| The Nature of Respiration | |
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| Human Respiratory System | |
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| Moving Air and Transporting Gases | |
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| When the Lungs Break Down | |
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| Immunity | |
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| Impacts, Issues: the Face of AIDS | |
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| Integrated Responses to Threats | |
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| Surface Barriers | |
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| The Innate Immune Response | |
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| Tailoring Responses to Specific Antigens | |
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| Antibodies and Other Antigen Receptors | |
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| Antibody-Mediated Immune Response | |
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| The Cell-Mediated Immune Response | |
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| Defenses Enhanced or Compromised | |
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| Aids: Immunity Lost | |
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| Digestion, Nutrition, and Excretion | |
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| Impacts, Issues: Hips and Hunger | |
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| The Nature of Digestive Systems | |
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| Human Digestive System | |
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| Human Nutritional Requirements | |
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| Weighty Questions, Tantalizing Answers | |
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| Urinary System of Mammals | |
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| How the Kidneys Make Urine | |
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| When Kidneys Break Down | |
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| Neural Control and the Senses | |
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| Impacts, Issues: in Pursuit of Ecstasy | |
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| Neurons-the Great Communicators | |
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| How Messages Flow from Cell to Cell | |
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| The Paths of Information Flow | |
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| Types of Nervous Systems | |
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| The Peripheral Nervous System | |
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| The Central Nervous System | |
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| Drugging the Brain | |
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| Overview of Sensory Systems | |
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| Somatic Sensations | |
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| The Special Senses | |
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| Endocrine Controls | |
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| Impacts, Issues: Hormones in the Balance | |
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| Hormones and Other Signaling Molecules | |
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| The Hypothalamus and Pituitary Gland | |
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| Thymus, Thyroid, and Parathyroid Glands | |
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| Adrenal Glands and Stress Responses | |
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| The Pancreas and Glucose Homeostasis | |
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| Hormones and Reproductive Behavior | |
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| Reproduction and Development | |
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| Impacts, Issues: Mind-Boggling Births | |
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| Methods of Reproduction | |
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| Processes of Animal Development | |
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| Reproductive System of Human Males | |
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| Reproductive System of Human Females | |
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| How Pregnancy Happens | |
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| Sexually Transmitted Diseases | |
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| Human Prenatal Development | |
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| From Birth Onward | |
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| Ecology | |
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| Population Ecology | |
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| Impacts, Issues: The Human Touch | |
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| Characteristics of Populations | |
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| Population Size and Exponential Growth | |
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| Limits on the Growth of Populations | |
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| Life History Patterns | |
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| Human Population Growth | |
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| Community Structure and Biodiversity | |
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| Impacts, Issues: Fire Ants in the Pants | |
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| Which Factors Shape Community Structure? | |
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| Mutually Beneficial Interactions | |
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| Competitive Interactions | |
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| Predator-Prey Interactions | |
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| Parasites and Parasitoids | |
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| Changes in Community Structure Over Time | |
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| Forces Contributing to Community Instability | |
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| Patterns of Species Diversity | |
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| Conservation Biology | |
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| Ecosystems | |
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| Impacts, Issues: Bye-Bye Bayou | |
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| The Nature of Ecosystems | |
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| Biological Magnification in Food Webs | |
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| Studying Energy Flow Through Ecosystems | |
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| Global Cycling of Water and Nutrients | |
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| Carbon Cycle | |
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| Greenhouse Gases, Global Warming | |
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| Nitrogen Cycle | |
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| Phosphorus Cycle | |
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| The Biosphere | |
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| Impacts, Issues: Surfers, Seals, and the Sea | |
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| Air Circulation and Climates | |
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| The Ocean, Landforms, and Climates | |
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| Realms of Biodiversity | |
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| The Water Provinces | |
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| Applying Knowledge of the Biosphere | |
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| Behavioral Ecology | |
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| Impacts, Issues: My Pheromones Made Me Do It | |
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| So Where Does Behavior Start? | |
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| Communication Signals | |
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| Mates, Offspring, and Reproductive Success | |
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| Costs and Benefits of Social Groups | |
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| Why Sacrifice Yourself? | |
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| A Look at Primate Social Behavior | |
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| Human Social Behavior | |
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| Epilogue: Biological Principles and the Human Imperative | |
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| Answers to Self-Quizzes | |
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| Answers to Genetics Problems | |
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| Annotations to A Journal Article | |
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| A Plain English Map of the Human Chromosomes | |