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Course: ACT Verbal and Science Prep Course

ACT Verbal and Science Prep Course

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  • Certificate on Completion
  • Access on Android and iOS App
About this Course

This is a comprehensive and rigorous course. Thirty-one chapters provide thorough review of all the verbal and science you need for the ACT. The course contains all the verbal and science text from the 630-page book ACT Prep Course, so it is fully self-contained. You will not need to get any outside materials for the course.

Basic knowledge
  • You should have basic high school level verbal and science skills. The course is designed to improve those skills
What you will learn
  • The ACT is not easy–nor is this course. To improve your ACT verbal and science scores, you must be willing to work. If you study hard and master the techniques in this course, your scores will improve–significantly!
Curriculum
Lectures quantity: 795
Common duration: 08:38:05
ABOUT THIS COURSE
  • About This Course 1  
  • About This Course 2  
ACT OVERVIEW
  • Overview of the ACT - Math Test  
  • Verbal - English Test  
  • Verbal - Reading Test  
  • Verbal - Writing Test  
  • Science Test  
  • Pacing  
  • Scoring the ACT 1  
  • Scoring the ACT 2  
  • Skipping and Guessing  
  • The '2 out of four' Rule  
  • Questions and Answers 1.  
  • Questions and Answers 2  
GRAMMAR INTRODUCTION
  • Grammar - Mechanics  
  • Grammar - Usage  
PRONOUN ERRORS
  • Pronoun Errors 1 Usage  
  • Pronoun Errors 2 Common Pronouns  
  • Pronoun Errors 3  
  • Pronoun Errors 4  
  • Pronoun Errors 5  
  • Pronoun Errors 6  
  • Pronoun Errors 7  
  • Pronoun Errors 8  
  • Pronoun Errors 9  
  • Pronoun Errors 10  
  • Pronoun Errors 11  
  • Pronoun Errors Problem 1  
  • Pronoun Errors Problem 2  
  • Pronoun Errors Problem 3  
  • Pronoun Errors Problem 4  
  • Pronoun Errors Problem 5  
  • Pronoun Errors Problem 6  
SUBJECT-VERB AGREEMENT
  • Subject-Verb Agreement - Number and Person  
  • Intervening Phrases and Clauses 1  
  • Intervening Phrases and Clauses 2  
  • Intervening Phrases and Clauses 3  
  • Reversed Order 1  
  • Reversed Order 2  
  • Reversed Order 3  
  • Reversed Order 4  
  • Reversed Order 5  
  • Subject-Verb Agreement Problem 1  
  • Subject-Verb Agreement Problem 2  
  • Subject-Verb Agreement Problem 3  
  • Subject-Verb Agreement Problem 4  
  • Subject-Verb Agreement Problem 5  
  • Subject-Verb Agreement Problem 6  
MISPLACED MODIFIERS
  • Misplaced Modifiers 1  
  • Misplaced Modifiers 2  
  • Misplaced Modifiers 3  
  • Misplaced Modifiers 4  
  • Misplaced Modifiers 5  
  • Misplaced Modifiers 6  
  • Misplaced Modifiers 7  
  • Misplaced Modifiers 8  
  • Misplaced Modifiers Problem 1  
  • Misplaced Modifiers Problem 2  
  • Misplaced Modifiers Problem 3  
  • Misplaced Modifiers Problem 4  
  • Misplaced Modifiers Problem 5  
  • Misplaced Modifiers Problem 6  
  • Misplaced Modifiers Problem 7  
  • Misplaced Modifiers Problem 8  
FAULTY PARALLELISM
  • Faulty Parallelism 1  
  • Faulty Parallelism 2  
  • Faulty Parallelism 3  
  • Faulty Parallelism 4  
  • Faulty Parallelism 5  
  • Faulty Parallelism 6  
  • Faulty Parallelism 7  
  • Faulty Parallelism 8  
  • Faulty Parallelism 9  
  • Faulty Parallelism 10  
  • Faulty Parallelism 11  
  • Faulty Parallelism 12  
  • Faulty Parallelism Problem 1  
  • Faulty Parallelism Problem 2  
  • Faulty Parallelism Problem 3  
  • Faulty Parallelism Problem 4  
FAULTY VERB TENSE
  • Faulty Verb Tense - Definition  
  • Present Tense  
  • Past Tense  
  • Past Participle  
  • Present Participle (ing)  
  • Passive Voice 1  
  • Passive Voice 2  
  • Faulty Verb Tense Problem 1  
  • Faulty Verb Tense Problem 2  
  • Faulty Verb Tense Problem 3  
  • Faulty Verb Tense Problem 4  
IDIOM
  • Idiom - Introduction  
  • Accept:Except  
  • Account for  
  • Adapted to:for:from  
  • Affect:Effect  
  • All ready vs Already, Alot vs A lot, Among:Between  
  • As:Like  
  • As to  
  • Being that vs. Since  
  • Beside:Besides  
  • Center on vs. Center around  
  • Consensus of opinion, Correspond to:with  
  • Double negatives, Doubt that vs Doubt whether  
  • Farther:Further, Fewer:Less  
  • Identical with, In contrast to, Independent of  
  • It's:Its  
  • Likely vs Liable  
  • Not only . . . but also  
  • On account of vs. Because  
  • One another:Each other  
  • Plus vs. And  
  • Plus vs. And (continued)  
  • Regard vs. Regards, Regardless vs. Irregardless  
  • Retroactive to, Speak to:with  
  • The reason is beacause  
  • Whether vs. As to whether  
  • Whether vs. If  
  • Idiom Problem 1  
  • Idiom Problem 2  
  • Idiom Problem 3  
  • Idiom Problem 4  
  • Idiom Problem 5  
  • Idiom Problem 6  
  • Idiom Problem 7  
READING TEST INTRODUCTION
  • Reading Test Introduction 1  
  • Reading Test Introduction 2  
  • Reading Test Introduction 3  
  • Reading Methods 1  
  • Reading Methods 2  
  • Reading Methods 3  
  • Reading Methods 4  
THE SIX QUESTIONS
  • The Six Questions - Introduction  
  • The Six Questions Original Passage  
  • Main Idea Questions 1  
  • Main Idea Questions 2  
  • Main Idea - Example  
  • Description Questions 1  
  • Description Questions 2  
  • Description - Example  
  • Description Questions 3  
  • Description Questions 4  
  • Description Questions 5  
  • Writing Technique Questions 1  
  • Compare and Contrast 1  
  • Compare and Contrast 2  
  • Compare and Contrast - Example  
  • Cause and Effect  
  • Cause and Effect - Example  
  • Position and Evidence  
  • Extension Questions  
  • Extension - Example 1  
  • Extension - Example 2  
  • Application Questions 1  
  • Application Questions 2  
  • Application - Example  
  • Tone Questions 1  
  • Tone Questions - Example  
  • Tone Questions 2  
  • Tone Questions 3  
  • Tone Questions 4  
  • The Six Questions - PTR 1  
  • The Six Questions - PTR 2  
  • The Six Questions - PTR 3  
  • The Six Questions - PTR 4  
  • The Six Questions - PTR 5  
  • The Six Questions Mentor Exercise 1  
  • The Six Questions Mentor Exercise 2  
  • The Six Questions Mentor Exercise 3  
  • The Six Questions Mentor Exercise 4  
  • The Six Questions Mentor Exercise 5  
  • The Six Questions Mentor Exercise 6  
  • The Six Questions Solo Exercise 1  
  • The Six Questions Solo Exercise 2  
  • The Six Questions Solo Exercise 3  
  • The Six Questions Solo Exercise 4  
  • The Six Questions Solo Exercise 5  
PIVOTAL WORDS
  • Pivotal Words Introduction 1  
  • Pivotal Words Introduction 2  
  • Pivotal Words Introduction 3  
  • Pivotal Words Introduction 4  
  • Pivotal Words Original Passage  
  • Pivotal Words - Example 1  
  • Pivotal Words - Example 2  
  • Pivotal Words - Example 3  
  • Pivotal Words - PTR 1  
  • Pivotal Words - PTR 2  
  • Mentor Exercise Passage  
  • Mentor Exercise Problem 1  
  • Mentor Exercise Problem 2  
  • Mentor Exercise Problem 3  
  • Mentor Exercise Problem 4  
  • Mentor Exercise Problem 5  
  • Mentor Exercise Problem 6  
  • Solo Exercise Passage  
  • Solo Exercise Passage 1  
  • Solo Exercise Passage 2  
  • Solo Exercise Passage 3  
  • Solo Exercise Passage 4  
  • Solo Exercise Passage 5  
  • Solo Exercise Passage 6  
THE THREE-STEP METHOD
  • The Three-Step Method 1  
  • The Three-Step Method 2  
  • The Three-Step Method 3  
  • The Three-Step Method 4  
  • The Three-Step Method 5  
  • The Three-Step Method 6  
  • Example Pre-Analysis  
  • Example Passage  
  • The Tree Step Method - Example 1  
  • The Tree Step Method - Example 2  
  • The Tree Step Method - Example 3  
  • The Tree Step Method - Example 4  
  • The Tree Step Method - Example 5  
  • The Tree Step Method - Example 6  
  • The Three-Step Method - PTR 1  
  • The Three-Step Method - PTR 2  
  • The Three-Step Method Mentor Exercise Passage Part 1  
  • The Three-Step Method Mentor Exercise Passage Part 2  
  • The Three-Step Method Mentor Exercise 1  
  • The Three-Step Method Mentor Exercise 2  
  • The Three-Step Method Mentor Exercise 3  
  • The Three-Step Method Mentor Exercise 4  
  • The Three-Step Method Mentor Exercise 5  
  • The Three-Step Method Solo Exercise Passage  
  • The Three-Step Method Solo Exercise 1  
  • The Three-Step Method Solo Exercise 2  
  • The Three-Step Method Solo Exercise 3  
  • The Three-Step Method Solo Exercise 4  
  • The Three-Step Method Solo Exercise 5  
PRACTICE TEST PASSAGE 1
  • Practice Test Passage 1 Problem 1  
  • Practice Test Passage 1 Problem 2  
  • Practice Test Passage 1 Problem 3  
  • Practice Test Passage 1 Problem 4  
  • Practice Test Passage 1 Problem 5  
  • Practice Test Passage 1 Problem 6  
  • Practice Test Passage 1 Problem 7  
  • Practice Test Passage 1 Problem 8  
  • Practice Test Passage 1 Problem 9  
  • Practice Test Passage 1 Problem 10  
  • Practice Test Passage 1 Problem 11  
  • Practice Test Passage 1 Problem 12  
  • Practice Test Passage 1 Problem 13  
  • Practice Test Passage 1 Problem 14  
  • Practice Test Passage 1 Problem 15  
PRACTICE TEST PASSAGE 2
  • Practice Test Passage 2 Problem 1  
  • Practice Test Passage 2 Problem 2  
  • Practice Test Passage 2 Problem 3  
  • Practice Test Passage 2 Problem 4  
  • Practice Test Passage 2 Problem 5  
  • Practice Test Passage 2 Problem 6  
  • Practice Test Passage 2 Problem 7  
  • Practice Test Passage 2 Problem 8  
  • Practice Test Passage 2 Problem 9  
  • Practice Test Passage 2 Problem 10  
  • Practice Test Passage 2 Problem 11  
  • Practice Test Passage 2 Problem 12  
  • Practice Test Passage 2 Problem 13  
  • Practice Test Passage 2 Problem 14  
  • Practice Test Passage 2 Problem 15  
PRACTICE TEST PASSAGE 3
  • Practice Test Passage 3 Problem 1  
  • Practice Test Passage 3 Problem 2  
  • Practice Test Passage 3 Problem 3  
  • Practice Test Passage 3 Problem 4  
  • Practice Test Passage 3 Problem 5  
  • Practice Test Passage 3 Problem 6  
  • Practice Test Passage 3 Problem 7  
  • Practice Test Passage 3 Problem 8  
  • Practice Test Passage 3 Problem 9  
  • Practice Test Passage 3 Problem 10  
  • Practice Test Passage 3 Problem 11  
  • Practice Test Passage 3 Problem 12  
  • Practice Test Passage 3 Problem 13  
  • Practice Test Passage 3 Problem 14  
  • Practice Test Passage 3 Problem 15  
PRACTICE TEST PASSAGE 4
  • Practice Test Passage 4 Problem 1  
  • Practice Test Passage 4 Problem 2  
  • Practice Test Passage 4 Problem 3  
  • Practice Test Passage 4 Problem 4  
  • Practice Test Passage 4 Problem 5  
  • Practice Test Passage 4 Problem 6  
  • Practice Test Passage 4 Problem 7  
  • Practice Test Passage 4 Problem 8  
  • Practice Test Passage 4 Problem 9  
  • Practice Test Passage 4 Problem 10  
  • Practice Test Passage 4 Problem 11  
  • Practice Test Passage 4 Problem 12  
  • Practice Test Passage 4 Problem 13  
  • Practice Test Passage 4 Problem 14  
  • Practice Test Passage 4 Problem 15  
SCIENCE - ORIENTATION
  • Science Orientation 1  
  • Science Orientation 2  
  • Science Orientation 3  
  • Science Orientation 4  
PHYSICS - INTRODUCTION
  • Physics Review Introduction - Philosophy of This Section 1  
  • Philosophy of This Section 2  
  • Reading the Physics Review Section  
  • Units 1  
  • Units 2  
  • Units 3  
  • Equations 1  
  • Equations 2  
  • Equations 3  
  • Equations 4  
  • Equations 5  
  • Equations 6  
  • Equations 7  
  • Equations 8  
  • Physics Review Summary  
  • Physics Review Problem 1  
  • Physics Review Problem 2  
  • Physics Review Problem 3  
  • Physics Review Problem 4  
  • Physics Review Problem 5  
  • Physics Review Problem 6  
  • Physics Review Problem 7  
  • Physics Review Problem 8  
  • Physics Review Problem 9  
  • Physics Review Problem 10  
  • Physics Review Problem 11  
  • Physics Review Problem 12  
  • Physics Review Problem 13  
  • Physics Review Problem 14  
  • Physics Review Problem 15  
  • Physics Review Problem 16  
  • Physics Review Problem 17  
  • Physics Review Problem 18  
  • Physics Review Problem 19  
  • Physics Review Problem 20  
  • Physics Review Problem 21  
  • Physics Review Problem 22  
  • Physics Review Problem 23  
  • Physics Review Problem 24  
  • Physics Review Problem 25  
PHYSICS - LANGUAGE OF MOTION
  • The Language of Motion  
  • Force and Mass 1  
  • Force and Mass 2  
  • Force and Mass 3  
  • Vectors 1  
  • Example 1  
  • Example 2  
  • Example 3  
  • Vectors 2  
  • Velocity, Speed, and All That 1  
  • Velocity, Speed, and All That 2  
  • Velocity, Speed, and All That 3  
  • Example  
  • Acceleration 1  
  • Acceleration 2  
  • Examples 1  
  • Examples 2  
  • Examples 3  
  • Graphs  
  • Example 1.0  
  • Example 2.0  
  • Example 2.0 (continued)  
  • Example 3.0  
  • Uniform Acceleration 1  
  • Uniform Acceleration 2  
  • Example 4.0  
  • Kinematic Equations for Constant Acceleration  
  • Example 5.0  
  • Example 6.0  
  • The Language of Motion - Summary  
  • The Language of Motion Problem 1  
  • The Language of Motion Problem 2  
  • The Language of Motion Problem 3  
  • The Language of Motion Problem 4  
  • The Language of Motion Problem 5  
  • The Language of Motion Problem 6  
  • The Language of Motion Problem 7  
  • The Language of Motion Problem 8  
  • The Language of Motion Problem 9  
  • The Language of Motion Problem 10  
  • The Language of Motion Problem 11  
  • The Language of Motion Problem 12  
  • The Language of Motion Problem 13  
  • The Language of Motion Problem 14  
  • The Language of Motion Problem 15  
  • The Language of Motion Problem 16  
  • The Language of Motion Problem 17  
  • The Language of Motion Problem 18  
  • The Language of Motion Problem 19  
  • The Language of Motion Problem 20  
  • The Language of Motion Problem 21  
  • The Language of Motion Problem 22  
  • The Language of Motion Problem 23  
  • The Language of Motion Problem 24  
  • The Language of Motion Problem 25  
  • The Language of Motion Problem 26  
  • The Language of Motion Problem 27  
  • The Language of Motion Problem 28  
  • The Language of Motion Problem 29  
  • The Language of Motion Problem 30  
  • The Language of Motion Problem 31  
  • The Language of Motion Problem 32  
  • The Language of Motion Problem 33  
  • The Language of Motion Problem 34  
  • The Language of Motion Problem 35  
  • The Language of Motion Problem 36  
  • The Language of Motion Problem 37  
  • The Language of Motion Problem 38  
  • The Language of Motion Problem 39  
  • The Language of Motion Problem 40  
  • The Language of Motion Problem 41  
  • The Language of Motion Problem 42  
  • The Language of Motion Problem 43  
  • The Language of Motion Problem 44  
  • The Language of Motion Problem 45  
PHYSICS - LAWS OF MOTION
  • Laws of Motion - First Law of Motion 1  
  • First Law of Motion 2  
  • First Law of Motion 3  
  • First Law of Motion 4  
  • First Law of Motion 5  
  • Example part A  
  • Example Part B  
  • Example Part C  
  • Second Law of Motion 1  
  • Second Law of Motion 2  
  • Second Law of Motion 3  
  • Second Law of Motion 4  
  • Example 1.1  
  • Example 2.1  
  • Third Law of Motion  
  • Example 1.2  
  • Example 2.2  
  • Example 3.2  
  • Force Diagrams 1  
  • Force Diagrams 2  
  • Example 1.3  
  • Example 2.3  
  • Example 3.3  
  • Laws of Motion - Summary  
  • Laws of Motion Problem 1  
  • Laws of Motion Problem 2  
  • Laws of Motion Problem 3  
  • Laws of Motion Problem 4  
  • Laws of Motion Problem 5  
  • Laws of Motion Problem 6  
  • Laws of Motion Problem 7  
  • Laws of Motion Problem 8  
  • Laws of Motion Problem 9  
  • Laws of Motion Problem 10  
  • Laws of Motion Problem 11  
  • Laws of Motion Problem 12  
  • Laws of Motion Problem 13  
  • Laws of Motion Problem 14  
  • Laws of Motion Problem 15  
  • Laws of Motion Problem 16  
  • Laws of Motion Problem 17  
  • Laws of Motion Problem 18  
  • Laws of Motion Problem 19  
  • Laws of Motion Problem 20  
  • Laws of Motion Problem 21  
PHYSICS - GRAVITATION
  • Gravitation - The Law of Gravitation 1  
  • The Law of Gravitation 2  
  • Example 1.4  
  • Example 2.4  
  • The Law of Gravitation 3  
  • Surface of the Earth  
  • Free Fall 1  
  • Example 1.5  
  • Example 2.5  
  • Free Fall 2  
  • Horizontal and Vertical Motion 1  
  • Horizontal and Vertical Motion 2  
  • Horizontal and Vertical Motion 3  
  • Horizontal and Vertical Motion 4  
  • Horizontal and Vertical Motion 5  
  • Horizontal and Vertical Motion 6  
  • Horizontal and Vertical Motion 7  
  • Example 1.6  
  • Example 2.6  
  • Horizontal and Vertical Motion 8  
  • Gravitation - Summary  
  • Gravitation Problem 1  
  • Gravitation Problem 2  
  • Gravitation Problem 3  
  • Gravitation Problem 4  
  • Gravitation Problem 5  
  • Gravitation Problem 6  
  • Gravitation Problem 7  
  • Gravitation Problem 8  
  • Gravitation Problem 9  
  • Gravitation Problem 10  
  • Gravitation Problem 11  
  • Gravitation Problem 12  
  • Gravitation Problem 13  
  • Gravitation Problem 14  
  • Gravitation Problem 15  
  • Gravitation Problem 16  
  • Gravitation Problem 17  
  • Gravitation Problem 18  
  • Gravitation Problem 19  
  • Gravitation Problem 20  
  • Gravitation Problem 21  
  • Gravitation Problem 22  
  • Gravitation Problem 23  
  • Gravitation Problem 24  
  • Gravitation Problem 25  
  • Gravitation Problem 26  
  • Gravitation Problem 27  
  • Gravitation Problem 28  
  • Gravitation Problem 29  
  • Gravitation Problem 30  
  • Gravitation Problem 31  
  • Gravitation Problem 32  
  • Gravitation Problem 33  
PHYSICS - PLANES AND CIRCLES
  • Planes and Circles - Horizontal and Vertical Motion, Again 1  
  • Horizontal and Vertical Motion, Again 2  
  • Example 1.7  
  • Inclined Planes and Force Components  
  • Example 2.7  
  • Circular Motion, Qualitative Description 1  
  • Circular Motion, Qualitative Description 2  
  • Circular Motion, Qualitative Description 3  
  • Example 1.8  
  • Example 2.8  
  • Example 3.8  
  • Circular Motion, Quantitative Description  
  • Example 1.9  
  • Example 2.9  
  • Example 3.9  
  • Example 4.9  
  • Planes and Circles - Summary  
  • Planes and Circles Problem 1  
  • Planes and Circles Problem 2  
  • Planes and Circles Problem 3  
  • Planes and Circles Problem 4  
  • Planes and Circles Problem 5  
  • Planes and Circles Problem 6  
  • Planes and Circles Problem 7  
  • Planes and Circles Problem 8  
  • Planes and Circles Problem 9  
  • Planes and Circles Problem 10  
  • Planes and Circles Problem 11  
  • Planes and Circles Problem 12  
  • Planes and Circles Problem 13  
  • Planes and Circles Problem 14  
  • Planes and Circles Problem 15  
  • Planes and Circles Problem 16  
  • Planes and Circles Problem 17  
  • Planes and Circles Problem 18  
  • Planes and Circles Problem 19  
  • Planes and Circles Problem 20  
  • Planes and Circles Problem 21  
  • Planes and Circles Problem 22  
  • Planes and Circles Problem 23  
  • Planes and Circles Problem 24  
  • Planes and Circles Problem 25  
  • Planes and Circles Problem 26  
  • Planes and Circles Problem 27  
  • Planes and Circles Problem 28  
  • Planes and Circles Problem 29  
  • Planes and Circles Problem 30  
  • Planes and Circles Problem 31  
  • Planes and Circles Problem 32  
  • Planes and Circles Problem 33  
  • Planes and Circles Problem 34  
  • Planes and Circles Problem 35  
BIOLOGY - INTRODUCTION
  • Biology Introduction - Philosophy of the Biology Review Section  
  • Biology 1  
  • Biology 2  
  • The Scientific Method 1  
  • The Scientific Method 2  
  • Characteristics of Life 1  
  • Characteristics of Life 2  
  • Structure and function  
  • Biology Introduction Problem 1  
  • Biology Introduction Problem 2  
  • Biology Introduction Problem 3  
  • Biology Introduction Problem 4  
BIOLOGY - BIOLOGICAL MOLECULES
  • Biological Molecules - Introduction  
  • Carbohydrates 1  
  • Carbohydrates 2  
  • Carbohydrates 3  
  • Lipids 1  
  • Lipids 2  
  • Lipids 3  
  • Lipids 4  
  • Proteins 1  
  • Proteins 2  
  • Proteins 3  
  • Proteins 4  
  • Nucleic Acids 1  
  • Nucleic Acids 2  
  • Nucleic Acids 3  
  • Nucleic Acids 4  
  • Nucleic Acids 5  
  • Biological Molecules Problem 1  
  • Biological Molecules Problem 2  
  • Biological Molecules Problem 3  
  • Biological Molecules Problem 4  
  • Biological Molecules Problem 5  
BIOLOGY - ENZYMES AND ENERGY
  • Enzymes and Energy - Introduction  
  • Structure and Function of Enzymes 1  
  • Structure and Function of Enzymes 2  
  • Structure and Function of Enzymes 3  
  • Structure and Function of Enzymes 4  
  • Factors Affecting Enzyme Activity 1  
  • Factors Affecting Enzyme Activity 2  
  • Control of Enzyme Activity 1  
  • Control of Enzyme Activity 2  
  • ATP as the Energy Currency of the Cell 1  
  • ATP as the Energy Currency of the Cell 2  
  • Enzymes and Energy Problem 1  
  • Enzymes and Energy Problem 2  
  • Enzymes and Energy Problem 3  
  • Enzymes and Energy Problem 4  
BIOLOGY - CELLULAR METABOLISM
  • Cellular Metabolism - Introduction  
  • Types of Metabolism  
  • Understanding Glycolysis 1  
  • Understanding Glycolysis 2  
  • The Anaerobic Option - Fermentation 1  
  • The Anaerobic Option - Fermentation 2  
  • The Anaerobic Option - Fermentation 3  
  • The Aerobic Option - Cellular Respiration  
  • The Krebs Cycle 1  
  • The Krebs Cycle 2  
  • The Krebs Cycle 3  
  • The Krebs Cycle 4  
  • The Electron Transport Chain - ATP Harvesting 1  
  • The Electron Transport Chain - ATP Harvesting 2  
  • The Electron Transport Chain - ATP Harvesting 3  
  • Overall Energy Harvest  
  • Summary of Aerobic Respiration  
  • Cellular Metabolism Problem 1  
  • Cellular Metabolism Problem 2  
  • Cellular Metabolism Problem 3  
  • Cellular Metabolism Problem 4  
BIOLOGY - DNA STRUCTURE AND FUNCTION
  • DNA Structure and Function - Introduction  
  • The Function of DNA  
  • The Chemical Structure of DNA 1  
  • The Chemical Structure of DNA 2  
  • The Chemical Structure of DNA 3  
  • The Chemical Structure of DNA 4  
  • The Chemical Structure of DNA 5  
  • Chromosome Structure 1  
  • Chromosome Structure 2  
  • RNA Structure  
  • Replication  
  • The Replication Machinery  
  • Leading and Lagging Strand Synthesis 1  
  • Leading and Lagging Strand Synthesis 2  
  • Leading and Lagging Strand Synthesis 3  
  • Proofreading and Repair  
  • DNA Structure and Function Problem 1  
  • DNA Structure and Function Problem 2  
  • DNA Structure and Function Problem 3  
  • DNA Structure and Function Problem 4  
  • DNA Structure and Function Problem 5  
  • DNA Structure and Function Problem 6  
  • DNA Structure and Function Problem 7  
BIOLOGY - VIRUSES
  • Viruses - Introduction  
  • Life Cycle  
  • Bacteriophages 1  
  • Bacteriophages 2  
  • Animal Viruses 1  
  • Animal Viruses 2  
  • The Effect of HIV on Humans  
  • Viruses Problem 1  
  • Viruses Problem 2  
  • Viruses Problem 3  
  • Viruses Problem 4  
  • Viruses Problem 5  
  • Viruses Problem 6  
CHEMISTRY - INTRODUCTION
  • Chemistry - Introduction  
  • Matter - Introduction, Atoms  
  • Elements, Compounds, Mixtures 1  
  • Elements, Compounds, Mixtures 2  
  • Dalton's Atomic Theory  
  • Ramifications of Dalton's Theory  
  • The General Structure of The Atom  
  • Electrons 1  
  • Electrons 2  
  • Charge of Electrons, Protons  
  • Neutrons  
  • Atomic Number and Mass Number  
  • Atomic Weight  
  • Molecules  
  • Molecular Weight  
  • Empirical Formula  
  • The Concept of Mole  
  • The Concept of Mole - Example 1  
  • The Concept of Mole - Example 2  
  • Composition by Percentage  
  • Composition by Percentage - Example  
  • Predicting Formulas from Percentage Compositions  
  • Predicting Formulas from Percentage Compositions - Example 1  
  • Predicting Formulas from Percentage Compositions - Example 2  
  • Density  
  • Density - Example 1  
  • Density - Example 2  
  • Chemistry - Introduction Problem 1  
  • Chemistry - Introduction Problem 2  
  • Chemistry - Introduction Problem 3