HS-BIOLOGY

=I. Unit 1: Welcome to Biology=
 * AP Biology Semester I: Course Outline**

__A. Chapter 1: What is Biology?__ //1. Lesson 1: Biology and Biologists// a. Topic 1: [|Overview] b. Topic 2: [|What is Biology?] c. Topic 3: [|How Do Biologists Study?] d. Topic 4: [|Biology as a Human Endeavor] e. Topic 5[|: Summary]

__B. Chapter 2: Chemical & Physical Properties of Solutions__ //1. Lesson 2: The Chemical Basis of Life// a. Topic 1[|: Overview] b. Topic 2: [|Elements of Life] c. Topic 3: Atoms and Molecules d. Topic 4: [|Chemical Reactions] e. Topic 5[|: Summary]

//2. Lesson 3: [|Water and Life]// a. Topic 1: [|Overview] b. Topic 2: [|The Nature of Water] c. Topic 3: [|Physical Properties of Water] d. Topic 4: [|Summary]

//3. Lesson 4: Acids, Bases and Buffers// a. Topic 1: Acids, Bases and Buffers

__C. Chapter 3: Biomolecules__ //1. Lesson 5: Organic Molecules// a. Topic 1:[| Overview] b. Topic 2: [|Organic Chemistry] c. Topic 3: [|Food Energy Molecules] d. Topic 4: [|Nitrogen Containing Compounds] e. Topic 5:[| Summary]

//2. Lesson 6: Macromolecules// a. Topic 1:[| Overview] b. Topic 2: [|Structure and Function of Polysaccharides] c. Topic 3: [|Structure and Function of Fats] d. Topic 4: [|Structure and Function of Proteins] e. Topic 5: [|Summary]

=II. Unit 2: Cell Structure and Function=

__A. Chapter 4: Cellular Organization__ //1. Lesson 7: Cells: The Basics// a. Topic 1:[| Overview] b. Topic 2: What Are Cells? c. Topic 3: Prokaryotes and Eukaryotes d. Topic 4: [|Tools for Studying Cells] e. Topic 5: [|Summary]

//2. Lesson 8: More about Cells// a. Topic 1: [|Overview] b. Topic 2: [|Cellular Organelles] Explore a cell using [|this link]. When a cellular organelle is selected, the name and function will be displayed. Click [|this link]to assemble this cellular structure jigsaw puzzle. c. Topic 3: [|Cell Structure and Movement] d. Topic 4: [|Extracellular Structures] e. Topic 5:[| Summary]

__B. Chapter 5: Membranes and Transport__ //1. Lesson 9: Cell Membranes// a. Topic 1: [|Overview] b. Topic 2: [|Membrane Structure] c. Topic 3: [|Transport Mechanisms] d. Topic 4: [|Membrane Proteins] e. Topic 5[|: Summary]

=III. Unit 3: The Gene=

__A. Chapter 6: DNA__ //1. Lesson 10: DNA Discovery & Structure// a. Topic 1: [|Overview] Overview b. Topic 2: [|Discovery] c. Topic 3[|: Structure] d. Topic 4[|: Implications] e. Topic 5: [|Summary]

//2. Lesson 11: DNA Replication// a. Topic 1: [|Overview] b. Topic 2: [|The Mechanism] c. Topic 3: [|The Accuracy of Replication] d. Topic [|4: Summary]

__B. Chapter 7: From DNA to Protein__ //1. Lesson 12: The Transcription of DNA to RNA// a. Topic 1: [|Overview] b. Topic 2: [|Genes Encode Proteins] c. Topic 3: [|RNA Structure and Function] d. Topic 4: [|The Initiation of Transcription] e. Topic 5: [|Elongation, Termination, and Processing] f. Topic 6: [|Summary]

//2. Lesson 13: Translation: Protein Synthesis// a. Topic 1[|: Overview] b. Topic 2: [|Decoding RNA] c. Topic 3: [|The Components of Translation] d. Topic 4: [|The Mechanism of Translation] e. Topic 5:[| Summary]

__C. Chapter 8: Types of Genomes__ //1. Lesson 14: Eukaryotic Genomes// a. Topic 1: [|Overview] b. Topic 2: [|The Organization of Genetic Material] c. Topic 3: [|Chromatin Structure] d. Topic 4: [|The Regulation of Gene Expression] e. Topic 5: [|Summary]

//2. Lesson 15: Viral & Bacterial Genomes// a. Topic 1: [|Overview] b. Topic 2: [|Viruses] c. Topic 3: [|Bacteria] d. Topic 4: [|Summary] Extra: Forensics/Genetics Ethics Lesson //Molecular Photofitting is an emerging area of forensic genetics. Scientists are mapping features of the body and face to genetic markers. One of the future outcomes of this work will be the ability to generate a "police sketch" of a potential suspect based only on DNA found at the scene of a crime. Read the following article for further details. Do you see any ethical issues with using this technology?// __D. Chapter 9: Biotechnology__ //1. Lesson 16: Applications of Biotechnology// a. Topic 1: [|Overview] b. Topic 2: [|Agricultural Applications] b, Topic 2b Animal Science Applications c. Topic 3: [|Medical Applications] d. Topic 4: [|Legal Applications] e. Topic 5: [|Practical and Ethical Concerns] f. Topic 6:[| Summary]

=IV. Unit 4: Principles of Heredity=

__A. Chapter 10: The Reproduction of Cells__ //1. Lesson 17: The Cell Cycle & Mitosis// a. Topic 1: [|Overview] b. Topic 2: [|The Cell Cycle] Click [|this link] to see an animated view of the cell cycle. c. Topic 3: [|Mitosis and Cytokinesis] Order the steps of mitosis and view the results. This [|link]illustrates the steps by using videos of cell mitosis. Explore the frequency of cell turnover for different types of cells using [|this link]. Click [|this link] for an animated view of animal cell mitosis. d. Topic 4: [|Experiment] e. Topic 5: [|Summary]

//2. Lesson 18: Sexual Life Cycle & Meiosis// a. Topic 1: [|Overview] b. Topic 2[|: Life Cycles] c. Topic 3: [|State of Meiosis] d. Topic 4: [|Sources of Genetic Variation] e. Topic 5[|: Summary] f. Topic 6[|: Demonstration]

__B. Chapter 11: Patterns of Inheritance__ //1. Lesson 19: The Mendelian Model of Inheritance// a. Topic 1[|: Overview] b. Topic 2: [|Mendel's Experiments] c. Topic 3: [|Mendel's Law of Segregation] d. Topic 4: [|Mendel's Law of Independent Assortment] e. Topic 5:[| Summary]

//2. Lesson 20: Extensions of Mendel// a. Topic 1: Extensions of Mendel

__C. Chapter 12: The Chromosomal Basis of Heredity__ //1. Lesson 21: Genes & Chromosomes// a. Topic 1: [|Overview] b. Topic 2: [|The Chromosome Theory] c. Topic 3: [|Sex Chromosomes] d. Topic 4: [|Chromosomal Abnormalities] e. Topic 5:[| Summary]

=V. Unit 5: Evolutionary Biology=

__A. Chapter 13: The Theory of Evolution__ //1. Lesson 22: Darwin in Historical Context// a. Topic 1: [|Overview] b. Topic 2: [|The Historical Setting] c. Topic 3: [|Darwin's Theory of Evolution] d. Topic 4: [|The Evidence for Evolution] e. Topic 5: [|Summary]

//2. Lesson 23: Mechanisms of Evolution// a. Topic 1:[| Overview] b. Topic 2: [|Population Genetics] c. Topic 3: [|The Process of Genetic Change] d. Topic 4: [|Preserving the Diversity] e. Topic 5:[| Summary]

__B. Chapter 14: The Origin of Species__ //1. Lesson 24: Speciation// a. Topic 1: [|Overview] b. Topic 2: [|Geographic and Reproductive Barriers] c. Topic 3: [|Types of Speciation] d. Topic 4: [|The Hybrid Zone] e. Topic 5: [|The Rate of Speciation] f. Topic 6:[| Summary]

=VI. Unit 6: Biological Diversity=

__A. Chapter 15: The Family Tree of Life__ //1. Lesson 25: Systematics: Classifying Organisms// a. Topic 1: [|Overview] b. Topic 2: [|Naming Organisms] c. Topic 3: [|Constructing Phylogenetic Trees] d. Topic 4: [|Modern Taxonomy] e. Topic 5:[| Summary]

//2. Lesson 26: The History of Life on Earth// a. Topic 1: The History of Life on Earth b. Topic 2: Experiement (Dating Fossils)

__B. Chapter 16: Single-Celled Organisms__ //1. Lesson 27: Prokaryotes// a. Topic 1: [|Overview] b. Topic 2: [|Physical Characteristics of Prokaryotic Cells] c. Topic 3: [|Prokaryotic Lifestyles] d. Topic 4: [|Two Domains: Bacteria and Archaea] e. Topic 5: [|Summary]

//2. Lesson 28: Unicellular Eukaryotes// a. Topic 1: [|Overview] b. Topic 2: [|The Kingdom Protista] c. Topic 3[|: Protozoans] d. Topic 4: [|Plantlike Protists] e. Topic 5: [|Funguslike Protists] f. Topic 6: [|Summary]

__C. Chapter 17: Still Life: Plants and Fungi__ //1. Lesson 29: Plants and Their Relatives// a. Topic 1: [|Overview] b. Topic 2: [|Colonizing the Land] c. Topic 3: [|The Rise of Vascular Plants] d. Topic 4: [|Cones, Flowers, and Seeds] e. Topic 5: [|Summary]

//2. Lesson 30: The Fungi// a. Topic 1: [|Overview] b. Topic 2: [|Characteristics of Fungi] c. Topic 3: [|Surveys of Fungal Diversity] d. Topic 4: [|Summary]

__D. Chapter 18: The Diversity of Animals__ //1. Lesson 31: An Introduction to the Animals// a. Topic 1: [|Overview] b. Topic 2: [|Animal Fundamentals] c. Topic 3: [|Body Plans] d. Topic 4: [|Protostomes and Deuterostomes] e. Topic 5[|: Summary]

//2. Lesson 32: From Invertebrates to Vertebrates// a. Topic 1: [|Overview] b. Topic 2: [|More Protostomes] c. Topic 3: [|Deuterostomes and Early Vertebrates] d. Topic 4: [|Vertebrate Diversity] e. Topic 5[|: Summary]

=I. Unit 7: The Energetics of Life=
 * AP Biology Semester II: Course Outline**

__A. Chapter 19: Principles of Bioenergetics__ //1. Lesson 33: Cellular Energy Currency// a. Topic 1: Cellular Energy Currency

//2. Lesson 34: Enzymes and Metabolism// a. Topic 1: [|Overview] b. Topic 2: [|Enzymes as Catalysts] c. Topic 3: [|Enzyme Specificity] d. Topic 4: [|Enzyme Kinetics] e. Topic 5: [|Summary]

__B. Chapter 20: Central Catabolic Pathways__ //1. Lesson 35: An Overview of Metabolism// a. Topic 1: [|Overview] b. Topic 2: [|Metabolic Strategies] c. Topic 3: [|The Organization of Metabolic Pathways] d. Topic 4: [|The Energetics of Metabolism] e. Topic 5: [|Summary]

//2. Lesson 36: Glycolysis// a. Topic 1: [|Overview] b. Topic 2: [|The Glycolytic Pathway] c. Topic 3: [|The Fate of Pyruvate and NADH] d. Topic 4: [|The Regulation of Glycolysis] e. Topic 5: [|Summary] f. Topic 5: [|Observation]

//3. Lesson 37: The TCA Cycle// a. Topic 1: [|Overview] b. Topic 2: [|The TCA Cycle] c. Topic 3: [|The Fate of Carbon Atoms] d. Topic 4: [|The Regulation of Energetics of the TCA Cycle] e. Topic 5: [|Summary]

__C. Chapter 21: Electron Transport and Cellular Respiration__ __1. Lesson 38: Electron Transport, ATP Synthesis, and Chemiosmosis__ a. Topic 1: [|Overview] b. Topic 2: [|The Electron Transport Chain] c. Topic 3: [|The Synthesis of ATP] d. Topic 4: [|Chemiosmosis] e. Topic 5: [|Summary]

=II. **Unit 8: Animal Structure, Reproduction and Development**=

__A. Chapter 22: Structural Organization of Animals__ //1. Lesson 39: Animal Form and Function// a. Topic 1:[| Overview] b. Topic 2: [|The Structure of Animal Tissue] c. Topic 3: [|Organs and Organ Systems] d. Topic 4: [|Homeostasis] e. Topic 5: [|Summary]

__B. Chapter 23: Reproduction & Development in Animals__ //1. Lesson 40: Animal Reproduction// a. Topic 1: [|Overview] b. Topic 2: [|Types of Fertilization] c. Topic 3: [|Gamete Production] d. Topic 4: [|Reproductive Anatomy] e. Topic 5: [|Hormonal Control of Reproduction] f. Topic 6: [|Summary]

//2. Lesson 41: Animal Development// a. Topic 1:[| Overview] b. Topic 2: [|The Processes of Development] c. Topic 3: [|Embryonic Development] d. Topic 4: [|The Control of Development] e. Topic 5: [|Human Development] f. Topic 6: [|Summary]

=III. **Unit 9: Circulation, Body’s Defenses, Nutrition**=

__A. Chapter 24: Circulation and Gas Exchange__ //1. Lesson 42: The Circulatory System// a. Topic 1: [|Overview] b. Topic 2: [|Animal Circulatory Systems] c. Topic 3: [|Vertebrate Circulatory Systems] d. Topic 4: [|The Vascular System] e. Topic 5: [|The Human Circulatory System] The Virtual Body has some activities related to the human body. The human heart option has three selections. Heart parts allows for identification when the cursor is rolled over each section. Animated heart shows the movement the heart chambers and valves when blood moves through the heart. Narrated tour provides an explanation of the processes and movement during a heart beat. Click [|this link] for an overview of the human heart. f. Topic 6[|: Summary]

//2. Lesson 43: The Respiratory System// a. Topic 1: [|Overview] b. Topic 2: [|Types of Respiratory Systems] c. Topic 3: [|The Human Respiratory System] d. Topic 4: [|Gas Exchange] e. Topic 5: [|Gas Transport] f. Topic 6: [|Summary]

__B. Chapter 25: The Body’s Defenses__ //1. Lesson 44: The Lymphatic System and the Blood// a. Topic 1: [|Overview] b. Topic 2: [|The Lymphatic System] c. Topic 3: [|The Blood] d. Topic 4:[| Summary]

//2. Lesson 45: Nonspecific Immune Defenses// a. Topic 1: [|Overview] b. Topic 2: [|The Barriers of Infection] c. Topic 3: [|The Nonspecific Immune Response] d. Topic 4:[| Summary]

//3. Lesson 46: Specific Immune Defenses// a. Topic 1: [|Overview] b. Topic 2: [|The Specific Immune Response] c. Topic 3: [|The Cellular Response] d. Topic 4: [|The Humoral Response] e. Topic 5: [|Disorders of the Immune System] f. Topic 6: [|Summary]

__C. Chapter 26: Nutrition and Excretion__ //1. Lesson 47: Diet and Feeding Mechanisms// a. Topic 1:[| Overview] b. Topic 2: [|Feeding Mechanisms] c. Topic 3: [|Food and Energy] d. Topic 4: [|Food for Biosynthesis] e. Topic 5: [|Essential Nutrients] f. Topic 6: [|Summary]

//2. Lesson 48: The Digestive System// a. Topic 1: [|Overview] b. Topic 2: [|Vertebrate Digestive Systems] c. Topic 3: [|The Human Digestive System] The virtual body site has some activities relating to the anatomy of the human body. The digestive tract option has three selections. There is a guided tour of the digestive system follows the progress of food from ingestion through elimination. Zoom in allows for the selection and identification of orgran. Organize your organs allows for dragging organs to their place within the abdomen. Click [|this link] for an overview of the digestive system. d. Topic 4: [|The Regulation of Digestion] e. Topic 5: [|Summary]

//3. Lesson 49: Osmoregulation and Excretion// a. Topic 1[|: Overview] b. Topic 2: [|The Excretion of Water and Wastes] c. Topic 3: [|The Synthesis of ATP] d. Topic 4: [|Chemiosmosis] e. Topic 5[|: Summary]

=IV. **Unit 10: Nervous System and Internal Controls**=

__A. Chapter 27: Nervous System, Internal Controls__ //1. Lesson 50: Nervous Systems and Sensation// a. Topic 1: [|Overview] b. Topic 2: [|Organization of Nervous Systems] c. Topic 3: [|Peripheral Nervous Systems] d. Topic 4: [|Central Nervous Systems] The virtual body has activities relating to the anatomy of the human body. The human brain option has two sections. The brain book has a detailed, illustrated guide to brain facts and functions. Brain parts provides more details of the parts of the brain. Click [|this link] for an overview of the brain. e. Topic 5: [|Sensory Reception] f. Topic 6: [|Summary]

//2. Lesson 51: How Nerves Work// a. Topic 1: [|Overview] b. Topic 2: [|Neuron Structure] c. Topic 3: [|Intracellular Signaling] d. Topic 4: [|Intercellular Signaling] e. Topic 5[|: Summary]

__B. Chapter 28: Chemical Signals in Animals__ //1. Lesson 52: Hormones// a. Topic 1: [|Overview] b. Topic 2: [|Chemical Characteristics of Hormones] c. Topic 3: [|Mechanisms of Hormone Actions] d. Topic 4: [|Hormones as Chemical Signals] e. Topic 5: [|Summary] f. Topic 6: [|Experiment: Insect Metamorphosis]

//2. Lesson 53: The Endocrine System// a. Topic 1: [|Overview] b. Topic 2: [|The Hypothalamus and the Pituitary Gland] c. Topic 3: [|The Thyroid Gland] d. Topic 4: [|The Pancreas] e. Topic 5: [|The Adrenal Glands and the Gonads] f. Topic 6:[| Summary]

__C. Chapter 29: The Musculoskeletal System__ //1. Lesson 54: Skeletons// a. Topic 1:[| Overview] [|b. Topic 2: Hydrostatic Skeletons and Exoskeletons] c. Topic 3: [|Endoskeletons] d. Topic 4: [|Summary]

//2. Lesson 55: Muscle Structure and Contraction// a. Topic 1: [|Overview] b. Topic 2: [|The Structure of Skeletal Muscle] c. Topic 3: [|Skeletal Muscle Contraction] d. Topic 4: [|Other Types of Muscle] e. Topic 5: [|Summary]

=V. **Unit 11: Plants: Form and Function**=

__A. Chapter 30: The Structure of Plants__ //1. Lesson 56: Plant Nutrition// a. Topic 1:[| Overview] b. Topic 2: [|Essential Nutrients] c. Topic 3: [|Soil] d. Topic 4: [|Nitrogen Fixation] e. Topic 5: [|Summary]

__B. Chapter 31: Plant Energetics__ //1. Lesson 57: Introduction to Photosynthesis// a. Topic 1:[| Overview] b. Topic 2: [|Energy From the Sun] c. Topic 3: [|Carbon Fixation] d. Topic 4: [|Photopigment Demonstration] e. Topic 5: [|Summary] f. Topic 6: [|Experiment: Plant Pigments]

//2. Lesson 58: The Light Reactions// a. Topic 1: [|Overview] b. Topic 2: [|Photosystems I and II] c. Topic 3: [|Chemiosmosis in Plants] d. Topic 4: [|Light Energy in Photosynthesis Experiment] e. Topic 5: [|Summary]

//3. Lesson 59: The Calvin-Benson Cycle// a. Topic 1: [|Overview] b. Topic 2: [|The Conversion of Carbon Dioxide to Sugar] c. Topic 3: [|Photorespiration] d. Topic 4: [|C4 Plants] e. Topic 5: [|Summary]

__C. Chapter 32: Plant Reproduction, Development, and Control__ //1. Lesson 60: Plant Reproduction and Development// a. Topic 1:[| Overview] b. Topic 2: [|The Electron Transport Chain] c. Topic 3: [|The Synthesis of ATP] d. Topic 4: [|Chemiosmosis] e. Topic 5[|: Summary]

//2. Lesson 61: Control Systems in Plants// a. Topic 1:[| Overview] b. Topic 2: [|The Electron Transport Chain] c. Topic 3: [|The Synthesis of ATP] d. Topic 4: [|Chemiosmosis] e. Topic 5: [|Summary]

=VI. **Unit 12: Ecolo****gy**=

__A. Chapter 33: Populations and Ecosystems__ //1. Lesson 62: The Natural Setting// a. Topic 1: [|Overview] b. Topic 2: [|Abiotic Factors Affecting Living Systems] c. Topic 3: [|Terrestrial Biomes] d. Topic 4: [|Aquatic Biomes] e. Topic 5: [|Summary]

//2. Lesson 63: Population Ecology// a. Topic 1: [|Overview] b. Topic 2: [|Population Distribution] c. Topic 3: [|Models of Population Growth] d. Topic 4: [|Regulating Population Size] e. Topic 5: [|Summary]

//3. Lesson 64: Community Ecology// a. Topic 1: [|Overview] b. Topic 2: [|Community Structure] c. Topic 3: [|Ecological Interactions] d. Topic 4: [|The Dynamics of Communities] e. Topic 5: [|Summary]

__B. Chapter 34: Ecosystems__ //1. Lesson 65: Energy Flow and the Water Cycle// a. Topic 1: [|Overview] b. Topic 2: [|Feeding Relationships] c. Topic 3: [|Energy Flow] d. Topic 4: [|The Water Cycle] e. Topic 5: [|Summary]

//2. Lesson 66: Chemical Element Cycles// a. Topic 1: [|Overview] b. Topic 2: [|The Carbon Cycle] c. Topic 3: [|The Nitrogen Cycle] d. Topic 4: [|The Phosphorus Cycle] e. Topic 5: [|Summary]

//3. Lesson 67: Conservation Biology// a. Topic 1: [|Overview] b. Topic 2: [|Environmental Degradation] c. Topic 3: [|The Loss of Biodiversity] d. Topic 4: [|Saving Our Planet] e. Topic 5: [|Summary]

__C. Chapter 35: Behavioral Ecology__ //1. Lesson 68: Basics of Behavior// a. Topic 1: [|Overview] b. Topic 2: [|The Causes of Behavior] c. Topic 3: [|Cognition and Learning] d. Topic 4: [|The Genetics of Behavior] e. Topic 5: [|The Evolution of Behavior] f. Topic 6: [|Summary]

//2. Lesson 69: Social Behavior// a. Topic 1: [|Overview] b. Topic 2: [|Animal Communication] c. Topic 3: [|Mating Behaviors] d. Topic 4: [|Costs and Benefits] e. Topic 5: [|Altruism] f. Topic 6: [|Summary]

ANATOMY

[|Interactive Science Lab - Cells][|]
This interactive web site uses two simulations to help students understand the principles of plant and animal cells. The first simulation is an interactive diagram of a plant cell and an animal cell. Content-specific vocabulary is both labeled and spoken, including all of the major cell organelles. The second simulation is a virtual microscope that lets you see real images of various plant and animal cells. In addition to the simulations, you can click the book icon to read more about cells. (Requires Flash)

[|Biology Interactive Tutorial]

This website is from the cellular respiration excerpt of a biology interactive tutorial page. It allows you to see why the membrane transport of living cells is so important.
[|Cell Biology]

[|EdHeads - Virtual Surgery]
This interactive site has you perform three simulated medical operations: a knee surgery, a hip replacement, and a hip resurfacing. Just choose the operation you want from the main page. These simulations teach about the procedures, tools, prosthetics, and other technologies used for these operations. There is also a teacher's guide to supplement the site.

[|The Human Eye]
This interactive web site uses two simulations to help students understand the principles of the human eye. The first simulation is an interactive diagram of the eye. Content-specific vocabulary is both labeled and spoken, including lens, cornea, retina, and much more. The second simulation involves using lenses to help correct nearsightedness and farsightedness. In addition to the simulations, you can click the book icon to read more about how we see.

[|The Human Body]
This interactive web site uses two simulations to help students understand the systems of the human body. The first simulation is an interactive diagram of the body. Students can turn on and off any of the body systems to see them alone or with others. Content-specific vocabulary is both labeled and spoken, including major parts of all the body systems. The second simulation involves changing the speed of a walking child to see how that affects heart rate. In addition to the simulations, you can click the book icon to read more about the human body. (Requires Flash)

[|Photosynthesis]
This online learning object uses clear explanations, diagrams, animation, and narration to teach about the basics of photosynthesis. There is also a short quiz at the end to review the material.

[|Tour of the Basics: Heredity]
This interactive web site explains many topics in genetics with clear explanations and animated slide shows. The topics include DNA, Genes, Chromosomes, Proteins, Heredity, and Traits. You can also download the entire presentation for use offline.

[|Transcribe and Translate a Gene]
This interactive web site explains the process of transcribing a DNA sequence and translating it into a protein by letting you do it yourself. You get to build the mRNA sequence and then assemble the needed amino acids to make the final protein.

[|Wild Classroom]
A new science video podcast that explains science topics in a fun and exciting way. Great for science teachers to download to show in the classroom. Most videos come with lesson plans or accompanying informational web pages.

**[|Human Anatomy Online]**
Interactive Human Anatomy -- explore the Skeletal, Muscular, Digestive, Lymphatic, Endocrine, Nervous, Cardiovascular, Urinary, and Male/Female Reproductive Systems!