Animated Tutorials: General Biology

Click the icons below to view the animations:

Meiosis	Mitosis
The Evolution of Cellular Organelles	Cellular Respiration
Reflex Arcs	Human Embryonic Stem Cells
The Ovarian and Uterine Cycles	Heat Changes Protein Structure
The Mammalian Kidney	Independent Assortment of Alleles
Construction of a DNA Library	Life Cycle of a Moss
Life Cycle of an Angiosperm	The Meselson-Stahl Experiment
Harvesting Light	Translation-Linked Protein Secretion
Life Cycle of HIV, a Retrovirus	Gel Electrophoresis
DNA Chip Technology	Independent Assortment and Gamete Diversity
Nonspecific Inflammatory Response	Simple Stimuli Trigger Fixed Behaviors
A Pulse-Chase Experiment	Vesicle Budding and Fusing
Time-Compensated Solar Compass	Electron Transport: Aerobic and Anaerobic Conditions
Measuring Blood Pressure	Blood Flow through the Human Heart
The Synapse	Carrier Proteins
Action Potentials	Polyribosomes
Properties of Water	Activation Energy and Enzymes
Mistakes in Meiosis	Mendel's Experiments
The Scientific Method	The lac Operon

Higher Chemistry

Chapter 1:  The Science of Matter

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Interactive Tutor
Vocabulary eFlashcards

Section 1:  The Puzzle of Matter

Self Check Quizzes

Section 2:  Properties and Changes of Matter

Self Check Quizzes

Chapter 2:  Matter Is Made of Atoms

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards
WebQuest

Section 1:  Atoms and Their Structure

Self Check Quizzes

Section 2:  Electrons in Atoms

Self Check Quizzes

Chapter 3:  Introduction to the Periodic Table

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards

Section 1:  Development of the Periodic Table

Self Check Quizzes

Section 2:  Using the Periodic Table

Self Check Quizzes

Chapter 4:  Formation of Compounds

Web Links
Standardized Test Practice
Chapter Test Practice
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards

Section 1:  The Varitey of Compounds

Self Check Quizzes

Section 2:  How Elements Form Compounds

Self Check Quizzes

Chapter 5:  Types of Compounds

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards
WebQuest

Section 1:  Ionic Compounds

Self Check Quizzes

Section 2:  Covalent Compounds

Self Check Quizzes

Chapter 6:  Chemical Equations and Reactions

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards
Additional Trends of the Periodic Table

Section 1:  Chemical Equations

Self Check Quizzes

Section 2:  Types of Reactions

Self Check Quizzes

Section 3:  Nature of Reactions

Self Check Quizzes

Chapter 7:  Completing the Model of the Atom

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Interactive Tutor
Vocabulary eFlashcards
WebQuest

Section 1:  Present-Day Atomic Theory

Self Check Quizzes

Section 2:  The Periodic Table and Atomic Structure

Self Check Quizzes

Chapter 8:  Periodic Properties of the Elements

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Interactive Tutor
Vocabulary eFlashcards
WebQuest
Additional Trends of the Periodic Table

Section 1:  Main Group Elements

Self Check Quizzes

Section 2:  Transition Elements

Self Check Quizzes

Chapter 9:  Chemical Bonding

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards
Additional Trends of the Periodic Table

Section 1:  Bonding of Atoms

Self Check Quizzes

Section 2:  Molecular Shape and Polarity

Self Check Quizzes

Chapter 10:  The Kinetic Theory of Matter

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards

Section 1:  Physical Behavior of Matter

Self Check Quizzes

Section 2:  Energy and Changes of State

Self Check Quizzes

Chapter 11:  Behavior of Gases

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards

Section 1:  Gas Pressure

Self Check Quizzes

Section 2:  The Gas Laws

Self Check Quizzes

Chapter 12:  Chemical Quantities

Web Links
Standardized Test Practice
Chapter Test Practice
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards

Section 1:  Counting Particles of Matter

Self Check Quizzes

Section 2:  Using Moles

Self Check Quizzes

Chapter 13:  Water and Its Solutions

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards

Section 1:  Uniquely Water

Self Check Quizzes

Section 2:  Solutions and Their Properties

Self Check Quizzes

Chapter 14:  Acids, Bases, and pH

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards
WebQuest

Section 1:  Acids and Bases

Self Check Quizzes

Section 2:  Strengths of Acids and Bases

Self Check Quizzes

Chapter 15:  Acids and Bases React

Web Links
Standardized Test Practice
Chapter Test Practice
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards

Section 1:  Acid and Base Reactions

Self Check Quizzes

Section 2:  Applications of Acid-Base Reactions

Self Check Quizzes

Chapter 16:  Oxidation-Reduction Reactions

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards

Section 1:  The Nature of Oxidation-Reduction Reactions

Self Check Quizzes

Section 2:  Applications of Oxidation-Reduction Reactions

Self Check Quizzes

Chapter 17:  Electrochemistry

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards

Section 1:  Voltaic Cells: Electricity from Chemistry

Self Check Quizzes

Section 2:  Electrolysis: Chemistry from Electricity

Self Check Quizzes

Chapter 18:  Organic Chemistry

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards
WebQuest

Section 1:  Hydrocarbons

Self Check Quizzes

Section 2:  Sustituted Hydrocarbons

Self Check Quizzes

Section 3:  Plastics and Other Polymers

Self Check Quizzes

Chapter 19:  The Chemistry of Life

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards

Section 1:  Molecules of Life

Self Check Quizzes

Section 2:  Reactions of Life

Self Check Quizzes

Chapter 20:  Chemical Reactions and Energy

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Personal Tutors
Interactive Tutor
Vocabulary eFlashcards
WebQuest

Section 1:  Energy Changes in Chemical Reactions

Self Check Quizzes

Section 2:  Measuring Energy Changes

Self Check Quizzes

Section 3:  Photosynthesis

Self Check Quizzes

Chapter 21:  Nuclear Chemistry

Web Links
Standardized Test Practice
Chapter Test Practice
Problem of the Week
Concepts in Motion
Interactive Tutor
Vocabulary eFlashcards

Section 1:  Types of Radioactivity

Self Check Quizzes

Section 2:  Nuclear Reactions and Energy

Self Check Quizzes

Section 3:  Nuclear Tools

Self Check Quizzes

Higher Physics

Chapter 1:  A Physics Toolkit

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Internet Physics Labs
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 1.1 :  Mathematics and Physics

Self-Check Quizzes

Section 1.2 :  Measurement

Self-Check Quizzes

Section 1.3 :  Graphing Data

Self-Check Quizzes

Chapter 2:  Representing Motion

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 2.1 :  Picturing Motion

Self-Check Quizzes

Section 2.2 :  Where and When?

Self-Check Quizzes

Section 2.3 :  Position-Time Graphs

Self-Check Quizzes

Section 2.4 :  How Fast?

Self-Check Quizzes

Chapter 3:  Accelerated Motion

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Internet Physics Labs
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links
Additional Calculus Activities

Section 3.1 :  Acceleration

Self-Check Quizzes

Section 3.2 :  Motion with Constant Acceleration

Self-Check Quizzes

Section 3.3 :  Free Fall

Self-Check Quizzes

Chapter 4:  Forces in One Dimension

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Internet Physics Labs
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 4.1 :  Force and Motion

Self-Check Quizzes

Section 4.2 :  Using Newton’s Laws

Self-Check Quizzes

Section 4.3 :  Interaction Forces

Self-Check Quizzes

Chapter 5:  Forces in Two Dimensions

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 5.1 :  Vectors

Self-Check Quizzes

Section 5.2 :  Friction

Self-Check Quizzes

Section 5.3 :  Force and Motion in Two Dimensions

Self-Check Quizzes

Chapter 6:  Motion in Two Dimensions

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 6.1 :  Projectile Motion

Self-Check Quizzes

Section 6.2 :  Circular Motion

Self-Check Quizzes

Section 6.3 :  Relative Velocity

Self-Check Quizzes

Chapter 7:  Gravitation

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 7.1 :  Planetary Motion and Gravitation

Self-Check Quizzes

Section 7.2 :  Using the Law of Universal Gravitation

Self-Check Quizzes

Chapter 8:  Rotational Motion

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 8.1 :  Describing Rotational Motion

Self-Check Quizzes

Section 8.2 :  Rotational Dynamics

Self-Check Quizzes

Section 8.3 :  Equilibrium

Self-Check Quizzes

Chapter 9:  Momentum and Its Conservation

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Internet Physics Labs
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 9.1 :  Impulse and Momentum

Self-Check Quizzes

Section 9.2 :  Conservation of Momentum

Self-Check Quizzes

Chapter 10:  Energy, Work, and Simple Machines

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links
Additional Calculus Activities

Section 10.1 :  Energy and Work

Self-Check Quizzes

Section 10.2 :  Machines

Self-Check Quizzes

Chapter 11:  Energy and Its Conservation

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 11.1 :  The Many Forms of Energy

Self-Check Quizzes

Section 11.2 :  Conservation of Energy

Self-Check Quizzes

Chapter 12:  Thermal Energy

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 12.1 :  Temperature and Thermal Energy

Self-Check Quizzes

Section 12.2 :  Changes of State and the Laws of Thermodynamics

Self-Check Quizzes

Chapter 13:  States of Matter

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 13.1 :  Properties of Fluids

Self-Check Quizzes

Section 13.2 :  Forces Within Liquids

Self-Check Quizzes

Section 13.3 :  Fluids at Rest and in Motion

Self-Check Quizzes

Section 13.4 :  Solids

Self-Check Quizzes

Chapter 14:  Vibrations and Waves

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 14.1 :  Periodic Motion

Self-Check Quizzes

Section 14.2 :  Wave Properties

Self-Check Quizzes

Section 14.3 :  Wave Behavior

Self-Check Quizzes

Chapter 15:  Sound

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 15.1 :  Properties and Detection of Sound

Self-Check Quizzes

Section 15.2 :  The Physics of Music

Self-Check Quizzes

Chapter 16:  Fundamentals of Light

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 16.1 :  Illumination

Self-Check Quizzes

Section 16.2 :  The Wave Nature of Light

Self-Check Quizzes

Chapter 17:  Reflection and Mirrors

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 17.1 :  Reflection from Plane Mirrors

Self-Check Quizzes

Section 17.2 :  Curved Mirrors

Self-Check Quizzes

Chapter 18:  Refraction and Lenses

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 18.1 :  Refraction of Light

Self-Check Quizzes

Section 18.2 :  Convex and Concave Lenses

Self-Check Quizzes

Section 18.3 :  Applications of Lenses

Self-Check Quizzes

Chapter 19:  Interference and Diffraction

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 19.1 :  Interference

Self-Check Quizzes

Section 19.2 :  Diffraction

Self-Check Quizzes

Chapter 20:  Static Electricity

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 20.1 :  Electric Charge

Self-Check Quizzes

Section 20.2 :  Electric Force

Self-Check Quizzes

Chapter 21:  Electric Fields

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 21.1 :  Creating and Measuring Electric Fields

Self-Check Quizzes

Section 21.2 :  Applications of Electric Fields

Self-Check Quizzes

Chapter 22:  Current Electricity

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 22.1 :  Current and Circuits

Self-Check Quizzes

Section 22.2 :  Using Electric Energy

Self-Check Quizzes

Chapter 23:  Series and Parallel Circuits

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 23.1 :  Simple Circuits

Self-Check Quizzes

Section 23.2 :  Applications of Circuits

Self-Check Quizzes

Chapter 24:  Magnetic Fields

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 24.1 :  Magnets: Permanent and Temporary

Self-Check Quizzes

Section 24.2 :  Forces Caused by Magnetic Fields

Self-Check Quizzes

Chapter 25:  Electromagnetic Induction

Applets
Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 25.1 :  Electric Current from Changing Magnetic Fields

Self-Check Quizzes

Section 25.2 :  Changing Magnetic Fields Induce EMF

Self-Check Quizzes

Chapter 26:  Electromagnetism

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 26.1 :  Interactions of Electric and Magnetic Fields and Matter

Self-Check Quizzes

Section 26.2 :  Electric and Magnetic Fields in Space

Self-Check Quizzes

Chapter 27:  Quantum Theory

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 27.1 :  A Particle Model of Waves

Self-Check Quizzes

Section 27.2 :  Matter Waves

Self-Check Quizzes

Chapter 28:  The Atom

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 28.1 :  The Bohr Model of the Atom

Self-Check Quizzes

Section 28.2 :  The Quantum Model of the Atom

Self-Check Quizzes

Chapter 29:  Solid-State Electronics

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 29.1 :  Conduction in Solids

Self-Check Quizzes

Section 29.2 :  Electronic Devices

Self-Check Quizzes

Chapter 30:  Nuclear Physics

Chapter Test Practice
Concepts in Motion
Interactive Tutor
Personal Tutors
Problem of the Week
Standardized Test Practice
Vocabulary eFlashcards
Web Links

Section 30.1 :  The Nucleus

Self-Check Quizzes

Section 30.2 :  Nuclear Decay and Reactions

Self-Check Quizzes

Section 30.3 :  The Building Blocks of Matter

Self-Check Quizzes