Campbell Essential Biology with Physiology, 6th edition

Campbell Essential Biology is available in 2 versions:

• Essential Biology with Physiology contains Chapters 1-29
• Essential Biology contains Chapters 1-20

1. Learning About Life
2. • CHAPTER THREAD
   • Swimming with the Turtles
   • BIOLOGY AND SOCIETY: A Passion for Life
   • The Scientific Study of Life
   • An Overview of the Process of Science
   • Hypotheses, Theories, and Facts
   • Controlled Experiments
   • THE PROCESS OF SCIENCE: Do Baby Turtles Swim?
   • Evaluating Scientific Claims
   • The Properties of Life
   • Major Themes in Biology
   • The Relationship of Structure to Function
   • Information Flow
   • Pathways That Transform Energy and Matter
   • Interactions within Biological Systems
   • Evolution
   • EVOLUTION CONNECTION: Turtles in the Tree of Life

UNIT 1: CELLS

1. Essential Chemistry for Biology
2. • CHAPTER THREAD
   • Helpful Radiation
   • BIOLOGY AND SOCIETY: Nuclear Medicine
   • Some Basic Chemistry
   • Matter: Elements and Compounds
   • Atoms
   • THE PROCESS OF SCIENCE: How Effective Is Radiation in Treating Prostate Cancer?
   • Chemical Bonding and Molecules
   • Chemical Reactions
   • Water and Life
   • Water
   • Acids, Bases, and pH
   • EVOLUTION CONNECTION: Radioactivity as an Evolutionary Clock

1. The Molecules of Life
2. • CHAPTER THREAD
   • Lactose Intolerance
   • BIOLOGY AND SOCIETY: Got Lactose?
   • Organic Compounds
   • Carbon Chemistry
   • Giant Molecules from Smaller Building Blocks
   • Large Biological Molecules
   • Carbohydrates
   • Lipids
   • Proteins
   • Nucleic Acids
   • THE PROCESS OF SCIENCE: Does Lactose Intolerance Have a Genetic Basis?
   • EVOLUTION CONNECTION: The Evolution of Lactose Intolerance in Humans

1. A Tour of the Cell
2. • CHAPTER THREAD
   • Humans Versus Bacteria
   • BIOLOGY AND SOCIETY: Antibiotics: Drugs That Target Bacterial Cells
   • The Microscopic World of Cells
   • The Two Major Categories of Cells
   • An Overview of Eukaryotic Cells
   • Membrane Structure
   • The Plasma Membrane
   • Cell Surfaces
   • THE PROCESS OF SCIENCE: How Was the First 21st-Century Antibiotic Discovered?
   • The Nucleus and Ribosomes: Genetic Control of the Cell
   • The Nucleus
   • Ribosomes
   • How DNA Directs Protein Production
   • The Endomembrane System: Manufacturing and Distributing Cellular Products
   • The Endoplasmic Reticulum
   • The Golgi Apparatus
   • Lysosomes
   • Vacuoles
   • Chloroplasts and Mitochondria: Providing Cellular Energy
   • Chloroplasts
   • Mitochondria
   • The Cytoskeleton: Cell Shape and Movement
   • Maintaining Cell Shape
   • Flagella and Cilia
   • EVOLUTION CONNECTION: The Evolution of Bacterial Resistance in Humans

1. The Working Cell
2. • CHAPTER THREAD
   • Nanotechnology
   • BIOLOGY AND SOCIETY: Harnessing Cellular Structures
   • Some Basic Energy Concepts
   • Conservation of Energy
   • Heat
   • Chemical Energy
   • Food Calories
   • ATP and Cellular Work
   • The Structure of ATP
   • Phosphate Transfer
   • The ATP Cycle
   • Enzymes
   • Activation Energy
   • THE PROCESS OF SCIENCE: Can Enzymes Be Engineered?
   • Enzyme Activity
   • Enzyme Inhibitors
   • Membrane Function
   • Passive Transport: Diffusion across Membranes
   • Osmosis and Water Balance
   • Active Transport: The Pumping of Molecules across Membranes
   • Exocytosis and Endocytosis: Traffic of Large Molecules
   • EVOLUTION CONNECTION: The Origin of Membranes

1. Cellular Respiration: Obtaining Energy from Food
2. • CHAPTER THREAD
   • Exercise Science
   • BIOLOGY AND SOCIETY: Getting the Most Out of Your Muscles
   • Energy Flow and Chemical Cycling in the Biosphere
   • Producers and Consumers
   • Chemical Cycling between Photosynthesis and Cellular Respiration
   • Cellular Respiration: Aerobic Harvest of Food Energy
   • An Overview of Cellular Respiration
   • The Three Stages of Cellular Respiration
   • The Results of Cellular Respiration
   • Fermentation: Anaerobic Harvest of Food Energy
   • Fermentation in Human Muscle Cells
   • THE PROCESS OF SCIENCE: What Causes Muscle Burn?
   • Fermentation in Microorganisms
   • EVOLUTION CONNECTION: The Importance of Oxygen

1. Photosynthesis: Using Light to Make Food
2. • CHAPTER THREAD
   • Solar Energy
   • BIOLOGY AND SOCIETY: A Solar Revolution
   • The Basics of Photosynthesis
   • Chloroplasts: Sites of Photosynthesis
   • An Overview of Photosynthesis
   • The Light Reactions: Converting Solar Energy to Chemical Energy
   • The Nature of Sunlight
   • THE PROCESS OF SCIENCE: What Colors of Light Drive Photosynthesis
   • Chloroplast Pigments
   • How Photosystems Harvest Light Energy
   • How the Light Reactions Generate ATP and NADPH
   • The Calvin Cycle: Making Sugar from Carbon Dioxide
   • EVOLUTION CONNECTION: Creating a Better Biofuel Factory

UNIT 2: GENETICS

1. Cellular Reproduction: Cells from Cells
2. • CHAPTER THREAD
   • Life with and without Sex
   • BIOLOGY AND SOCIETY: Virgin Birth of a Shark
   • What Cell Reproduction Accomplishes
   • The Cell Cycle and Mitosis
   • Eukaryotic Chromosomes
   • The Cell Cycle
   • Mitosis and Cytokinesis
   • Cancer Cells: Dividing Out of Control
   • Meiosis, the Basis of Sexual Reproduction
   • Homologous Chromosomes
   • Gametes and the Life Cycle of a Sexual Organism
   • The Process of Meiosis
   • Review: Comparing Mitosis and Meiosis
   • The Origins of Genetic Variation
   • THE PROCESS OF SCIENCE: Do All Animals Have Sex?
   • When Meiosis Goes Wrong
   • EVOLUTION CONNECTION: The Advantages of Sex

1. Patterns of Inheritance
2. • CHAPTER THREAD
   • Dog Breeding
   • BIOLOGY AND SOCIETY: Darwin's Dogs
   • Genetics and Heredity
   • In an Abbey Garden
   • Mendel's Law of Segregation
   • Mendel's Law of Independent Assortment
   • Using a Testcross to Determine an Unknown Genotype
   • The Rules of Probability
   • Family Pedigrees
   • Human Traits Controlled by a Single Gene
   • THE PROCESS OF SCIENCE: What Is the Genetic Basis of Short Legs in Dogs?
   • Variations on Mendel's Laws
   • Incomplete Dominance in Plants and People
   • ABO Blood Groups: An Example of Multiple Alleles and Codominance
   • Pleiotropy and Sickle-Cell Disease
   • Polygenic Inheritance
   • Epigenetics and the Role of Environment
   • The Chromosomal Basis of Inheritance
   • Linked Genes
   • Sex Determination in Humans
   • Sex-Linked Genes
   • EVOLUTION CONNECTION: Barking Up the Evolutionary Tree

1. The Structure and Function of DNA
2. • CHAPTER THREAD
   • Deadly Viruses
   • BIOLOGY AND SOCIETY: The Global Threat of Zika Virus
   • DNA: Structure and Replication
   • DNA and RNA Structure
   • Watson and Crick's Discovery of the Double Helix
   • DNA Replication
   • From DNA to RNA to Protein
   • How an Organism's Genotype Determines Its Phenotype
   • From Nucleotides to Amino Acids: An Overview
   • The Genetic Code
   • Transcription: From DNA to RNA
   • The Processing of Eukaryotic RNA
   • Translation: The Players
   • Translation: The Process
   • Review: DNA S RNA S Protein
   • Mutations
   • Viruses and Other Noncellular Infectious Agents
   • Bacteriophages
   • Plant Viruses
   • Animal Viruses
   • THE PROCESS OF SCIENCE: Can DNA and RNA Vaccines Protect Against Viruses?
   • HIV, the AIDS Virus
   • Prions
   • EVOLUTION CONNECTION: Emerging Viruses

1. How Genes Are Controlled
2. • CHAPTER THREAD
   • Cancer
   • BIOLOGY AND SOCIETY: Breast Cancer and Chemotherapy
   • How and Why Genes Are Regulated
   • Gene Regulation in Bacteria
   • Gene Regulation in Eukaryotic Cells
   • Cell Signaling
   • Homeotic Genes
   • Visualizing Gene Expression
   • Cloning Plants and Animals
   • The Genetic Potential of Cells
   • Reproductive Cloning of Animals
   • Therapeutic Cloning and Stem Cells
   • The Genetic Basis of Cancer
   • Genes That Cause Cancer
   • THE PROCESS OF SCIENCE: Can Avatars Improve Cancer Treatment?
   • Cancer Risk and Prevention
   • EVOLUTION CONNECTION: The Evolution of Cancer in the Body

1. DNA Technology
2. • CHAPTER THREAD
   • DNA Profiling
   • BIOLOGY AND SOCIETY: Using DNA to Establish Guilt and Innocence
   • Genetic Engineering
   • Recombinant DNA Techniques
   • Gene Editing
   • Medical Applications
   • Genetically Modified Organisms in Agriculture
   • Human Gene Therapy
   • DNA Profiling and Forensic Science
   • DNA Profiling Techniques
   • Investigating Murder, Paternity, and Ancient DNA
   • Bioinformatics
   • DNA Sequencing
   • Genomics
   • Genome-Mapping Techniques
   • The Human Genome
   • THE PROCESS OF SCIENCE: Did Nic Have a Deadly Gene?
   • Applied Genomics
   • Systems Biology
   • Safety and Ethical Issues
   • The Controversy over Genetically Modified Foods
   • Ethical Questions Raised by Human DNA Technologies
   • EVOLUTION CONNECTION: The Y Chromosome as a Window on History

UNIT 3: EVOLUTION AND DIVERSITY

1. How Populations Evolve
2. • CHAPTER THREAD
   • Evolution in Action
   • BIOLOGY AND SOCIETY: Mosquitoes and Evolution
   • The Diversity of Life
   • Naming and Classifying the Diversity of Life
   • Explaining the Diversity of Life
   • Charles Darwin and The Origin of Species
   • Darwin's Journey
   • Darwin's Theory
   • Evidence of Evolution
   • Evidence from Fossils
   • Evidence from Homologies
   • Evolutionary Trees
   • Natural Selection as the Mechanism for Evolution
   • Natural Selection in Action
   • Key Points about Natural Selection
   • The Evolution of Populations
   • Sources of Genetic Variation
   • Populations as the Units of Evolution
   • Analyzing Gene Pools
   • Population Genetics and Health Science
   • Microevolution as Change in a Gene Pool
   • Mechanisms of Evolution
   • Natural Selection
   • Genetic Drift
   • Gene Flow
   • Natural Selection: A Closer Look
   • THE PROCESS OF SCIENCE: Did Natural Selection Shape the Beaks of Darwin's Finches?
   • EVOLUTION CONNECTION: The Rising Threat of Antibiotic Resistance

1. How Biological Diversity Evolves
2. • CHAPTER THREAD
   • Evolution in the Human-Dominated World
   • BIOLOGY AND SOCIETY: Humanity's Footprint
   • The Origin of Species
   • What Is a Species?
   • Reproductive Barriers between Species
   • Mechanisms of Speciation
   • THE PROCESS OF SCIENCE: Do Human Activities Facilitate Speciation?
   • Earth History and Macroevolution
   • The Fossil Record
   • Plate Tectonics and Biogeography
   • Mass Extinctions and Explosive Diversifications of Life
   • Mechanisms of Macroevolution
   • Large Effects from Small Genetic Changes
   • The Evolution of Biological Novelty
   • Classifying the Diversity of Life
   • Classification and Phylogeny
   • Classification: A Work in Progress
   • EVOLUTION CONNECTION: Evolution in the Anthropocene

1. The Evolution of Microbial Life
2. • CHAPTER THREAD
   • Human Microbiota
   • BIOLOGY AND SOCIETY: Our Invisible Inhabitants
   • Major Episodes in the History of Life
   • The Origin of Life
   • A Four-Stage Hypothesis for the Origin of Life
   • From Chemical Evolution to Darwinian Evolution
   • Prokaryotes
   • They're Everywhere!
   • The Structure and Function of Prokaryotes
   • The Ecological Impact of Prokaryotes
   • The Two Main Branches of Prokaryotic Evolution: Bacteria and Archaea
   • THE PROCESS OF SCIENCE: Are Intestinal Microbiota to Blame for Obesity?
   • Protists
   • Protozoans
   • Slime Molds
   • Unicellular and Colonial Algae
   • Seaweeds
   • EVOLUTION CONNECTION: The Sweet Life of Streptococcus mutans

1. The Evolution of Plants and Fungi
2. • CHAPTER THREAD
   • Plant-Fungus Interactions
   • BIOLOGY AND SOCIETY: The Diamond of the Kitchen
   • Colonizing Land
   • Terrestrial Adaptations of Plants
   • Plant Diversity
   • Highlights of Plant Evolution
   • Bryophytes
   • Ferns
   • Gymnosperms
   • Angiosperms
   • Plant Diversity as a Nonrenewable Resource
   • Fungi
   • Characteristics of Fungi=
   • THE PROCESS OF SCIENCE: What Killed the Pines?
   • The Ecological Impact of Fungi
   • Commercial Uses of Fungi
   • EVOLUTION CONNECTION: A Pioneering Partnership

1. The Evolution of Animals
2. • CHAPTER THREAD
   • Human Evolution
   • BIOLOGY AND SOCIETY: Evolving Adaptability
   • The Origins of Animal Diversity
   • What Is an Animal?
   • Early Animals and the Cambrian Explosion
   • Animal Phylogeny
   • Major Invertebrate Phyla
   • Sponges
   • Cnidarians
   • Molluscs
   • Flatworms
   • Annelids
   • Roundworms
   • Arthropods
   • Echinoderms
   • Vertebrate Evolution and Diversity
   • Characteristics of Chordates
   • Fishes
   • Amphibians
   • Reptiles
   • Mammals
   • The Human Ancestry
   • The Evolution of Primates
   • The Emergence of Humankind
   • THE PROCESS OF SCIENCE: What Can Lice Tell Us About Ancient Humans
   • EVOLUTION CONNECTION: Are We Still Evolving?

UNIT 4: ECOLOGY

1. An Introduction to Ecology and the Biosphere
2. • CHAPTER THREAD
   • Climate Change
   • BIOLOGY AND SOCIETY: Penguins, Polar Bears, and People in Peril
   • An Overview of Ecology
   • Ecology and Environmentalism
   • A Hierarchy of Interactions
   • Living in Earth's Diverse Environments
   • Abiotic Factors of the Biosphere
   • The Evolutionary Adaptations of Organisms
   • Adjusting to Environmental Variability
   • Biomes
   • Freshwater Biomes
   • Marine Biomes
   • How Climate Affects Terrestrial Biome Distribution
   • Terrestrial Biomes
   • The Water Cycle
   • Human Impact on Biomes
   • Climate Change
   • The Greenhouse Effect and Global Warming
   • The Accumulation of Greenhouse Gases
   • Effects of Climate Change on Ecosystems
   • THE PROCESS OF SCIENCE: How Does Climate Change Affect Species Distribution?
   • Looking to Our Future
   • EVOLUTION CONNECTION: Climate Change as an Agent of Natural Selection

1. Population Ecology
2. • CHAPTER THREAD
   • Biological Invasions
   • BIOLOGY AND SOCIETY: Invasion of the Lionfish
   • An Overview of Population Ecology
   • Population Density
   • Population Age Structure
   • Life Tables and Survivorship Curves
   • Life History Traits as Adaptations
   • Population Growth Models
   • The Exponential Population Growth Model: The Ideal of an Unlimited Environment
   • The Logistic Population Growth Model: The Reality of a Limited
   • Environment
   • Regulation of Population Growth
   • Applications of Population Ecology
   • Conservation of Endangered Species
   • Sustainable Resource Management
   • Invasive Species
   • Biological Control of Pests
   • THE PROCESS OF SCIENCE: Can Fences Stop Cane Toads?
   • Integrated Pest ManagementHuman Population Growth
   • The History of Human Population Growth
   • Age Structures
   • Our Ecological Footprint
   • EVOLUTION CONNECTION: Humans as an Invasive Species

1. Communities and Ecosystems
2. • CHAPTER THREAD
   • Importance of Biodiversity
   • BIOLOGY AND SOCIETY: Why Biodiversity Matters
   • Biodiversity
   • Genetic Diversity
   • Species Diversity
   • Ecosystem Diversity
   • Causes of Declining Biodiversity
   • Community Ecology
   • Interspecific Interactions
   • Trophic Structure
   • Species Diversity in Communities
   • Disturbances and Succession in Communities
   • Ecological Succession
   • Ecosystem Ecology
   • Energy Flow in Ecosystems
   • Chemical Cycling in Ecosystems
   • Conservation and Restoration Biology
   • Biodiversity "Hot Spots"
   • Conservation at the Ecosystem Level
   • THE PROCESS OF SCIENCE: Does Biodiversity Protect Human Health?
   • Restoring Ecosystems
   • The Goal of Sustainable Development
   • EVOLUTION CONNECTION: Saving the Hot Spots

UNIT 5: ANIMAL STRUCTURE AND FUNCTION

1. Unifying Concepts of Animal Structure and Function
2. • CHAPTER THREAD
   • Controlling Body Temperature
   • BIOLOGY AND SOCIETY: An Avoidable Tragedy
   • The Structural Organization of Animals
   • Anatomy and Physiology
   • Tissues
   • Organs and Organ Systems
   • Exchanges with the External Environment
   • Regulating the Internal Environment
   • Homeostasis
   • Negative and Positive Feedback
   • Thermoregulation
   • THE PROCESS OF SCIENCE: How Does a Python Warm Her Eggs?
   • Osmoregulation
   • Homeostasis in the Urinary System
   • EVOLUTION CONNECTION: Adaptations for Thermoregulation

1. Nutrition and Digestion
2. • CHAPTER THREAD
   • Controlling Your Weight
   • BIOLOGY AND SOCIETY: The "Secret" to Shedding Pounds
   • An Overview of Animal Nutrition
   • Animal Diets
   • The Four Stages of Food Processing
   • Digestive Compartments
   • A Tour of the Human Digestive System
   • System Map
   • The Mouth
   • The Pharynx
   • The Esophagus
   • The Stomach
   • The Small Intestine
   • The Human Microbiome
   • The Large Intestine
   • Human Nutritional Requirements
   • Food as Fuel
   • Food as Building Material
   • Decoding Food Labels
   • Nutritional Disorders
   • Malnutrition
   • Eating Disorders
   • Obesity
   • THE PROCESS OF SCIENCE: Can a Gene Make You Fat?
   • EVOLUTION CONNECTION: Fat and Sugar Cravings

1. Circulation and Respiration
2. • CHAPTER THREAD
   • Athletic Endurance
   • BIOLOGY AND SOCIETY: Avoiding "The Wall"
   • Unifying Concepts of Animal Circulation
   • The Human Cardiovascular System
   • The Path of Blood
   • How the Heart Works
   • Blood Vessels
   • Blood
   • THE PROCESS OF SCIENCE: Live High, Train Low?
   • Cardiovascular Disease
   • Unifying Concepts of Animal Respiration
   • The Human Respiratory System
   • The Path of Air
   • The Brain's Control over Breathing
   • The Role of Hemoglobin in Gas Transport
   • The Toll of Smoking on the Lungs
   • EVOLUTION CONNECTION: Evolving Endurance

1. The Body's Defenses
2. • CHAPTER THREAD
   • Vaccines
   • BIOLOGY AND SOCIETY: Herd Immunity
   • An Overview of the Immune System
   • Innate Immunity
   • External Innate Defenses
   • Internal Innate Defenses
   • The Lymphatic System
   • Circulatory Function
   • Immune Function
   • Adaptive Immunity
   • Step 1: Recognizing the Invaders
   • Step 2: Cloning the Responders
   • Step 3: Responding to Invaders
   • Step 4: Remembering Invaders
   • THE PROCESS OF SCIENCE: How Do We Know Vaccines Work?
   • Immune Disorders
   • Allergies
   • Autoimmune Diseases
   • Immuno-deficiency Diseases
   • AIDS
   • EVOLUTION CONNECTION: Viral Evolution versus the Flu Vaccine

1. Hormones
2. • CHAPTER THREAD
   • Steroid Abuse
   • BIOLOGY AND SOCIETY: Baseball's Ongoing Steroid Problem
   • Hormones: An Overview
   • The Human Endocrine System
   • The Hypothalamus and Pituitary Gland
   • The Thyroid and Metabolism
   • The Pancreas and Blood Glucose
   • The Adrenal Glands and Stress
   • The Gonads and Sex Hormones
   • Mimicking Sex Hormones
   • THE PROCESS OF SCIENCE: Do 'Roids Cause Rage?
   • EVOLUTION CONNECTION: Steroids and Male Aggression

1. Reproduction and Development
2. • CHAPTER THREAD
   • High-Tech Babies
   • BIOLOGY AND SOCIETY: New Ways of Making Babies
   • Unifying Concepts of Animal Reproduction
   • Asexual Reproduction
   • Sexual Reproduction
   • Human Reproduction
   • Male Reproductive Anatomy
   • Female Reproductive Anatomy
   • Gametogenesis
   • The Female Reproductive Cycle
   • Reproductive Health
   • Contraception
   • Sexually Transmitted Infections
   • Human Development
   • Fertilization by Sperm
   • Basic Concepts of Embryonic Development
   • Pregnancy and Early Development
   • The Stages of Pregnancy
   • Childbirth
   • Reproductive Technologies
   • Infertility
   • In Vitro Fertilization
   • THE PROCESS OF SCIENCE: Are Babies Conceived through In Vitro Fertilization as
   • Healthy as Babies Conceived Naturally?
   • The Ethics of IVF
   • EVOLUTION CONNECTION: The "Grandmother Hypothesis"

1. Nervous, Sensory, and Locomotor Systems
2. • CHAPTER THREAD
   • Neurotoxins
   • BIOLOGY AND SOCIETY: Medicinal Poisons
   • An Overview of Animal Nervous Systems
   • Neurons
   • Organization of Nervous Systems
   • Sending a Signal through a Neuron
   • Passing a Signal from a Neuron to a Receiving Cell
   • The Human Nervous System: A Closer Look
   • The Central Nervous System
   • The Peripheral Nervous System
   • The Human Brain
   • The Senses
   • Sensory Input
   • Vision
   • Hearing
   • Locomotor Systems
   • The Skeletal System
   • The Muscular System
   • THE PROCESS OF SCIENCE: Can Botulism Toxin Prevent Headaches?
   • Stimulus and Response: Putting It All Together
   • EVOLUTION CONNECTION: A Neurotoxin Arms Race

UNIT 6: PLANT STRUCTURE AND FUNCTION

1. The Life of a Flowering Plant
2. • CHAPTER THREAD
   • Agriculture
   • BIOLOGY AND SOCIETY: The Buzz on Coffee Plants
   • The Structure and Function of a Flowering Plant
   • Monocots and Eudicots
   • Roots, Stems, and Leaves
   • Plant Tissues and Tissue Systems
   • Plant Cells
   • Plant Growth
   • Primary Growth: Lengthening
   • Secondary Growth: Thickening
   • THE PROCESS OF SCIENCE: What Happened to the Lost Colony of Roanoke?
   • The Life Cycle of a Flowering Plant
   • The Flower
   • Overview of the Flowering Plant Life Cycle
   • Pollination and Fertilization
   • Seed Formation
   • Fruit Formation
   • Seed Germination
   • EVOLUTION CONNECTION: The Problem of the Disappearing Bees

1. The Working Plant
2. • CHAPTER THREAD
   • The Interdependence of Organisms
   • BIOLOGY AND SOCIETY: Planting Hope in the Wake of Disaster
   • How Plants Acquire and Transport Nutrients
   • Plant Nutrition
   • From the Soil into the Roots
   • The Role of Bacteria in Nitrogen Nutrition
   • The Transport of Water
   • The Transport of Sugars
   • THE PROCESS OF SCIENCE: Can the Pressure Flow Mechanism Be Directly Measured?
   • Economic Uses of Plant Transport Products
   • Plant Hormones
   • Auxins
   • Cytokinins
   • Ethylene
   • Gibberellins
   • Abscisic Acid
   • Response to Stimuli
   • Tropisms
   • Photoperiodism
   • EVOLUTION CONNECTION: Plants, Bugs, and People

APPENDICES

1. Metric Conversion Table
2. The Periodic Table
3. Credits
4. Selected Answers