Biology Concept Videos

Biology Video Lessons

Concept, example, and practice videos to guide you through the topics in your specific textbook.

Ch. 1 - Introduction to Biology

Introduction to Biology Characteristics of Life Life's Organizational Hierarchy Natural Selection and Evolution Introduction to Taxonomy Scientific Method Experimental Design

Ch. 2 - Chemistry

Atoms- Smallest Unit of Matter Isotopes Introduction to Chemical Bonding Covalent Bonds Noncovalent Bonds Ionic Bonding Hydrogen Bonding

Ch. 3 - Water

Introduction to Water Properties of Water- Cohesion and Adhesion Properties of Water- Density Properties of Water- Thermal Properties of Water- The Universal Solvent Acids and Bases pH Scale

Ch. 4 - Biomolecules

Carbon Functional Groups Introduction to Biomolecules Monomers & Polymers Carbohydrates Proteins Nucleic Acids Lipids

Ch. 5 - Cell Components

Microscopes Prokaryotic & Eukaryotic Cells Introduction to Eukaryotic Organelles Endomembrane System: Protein Secretion Endomembrane System: Digestive Organelles Mitochondria & Chloroplasts Endosymbiotic Theory Introduction to the Cytoskeleton Cell Junctions

Ch. 6 - The Membrane

Biological Membranes Types of Membrane Proteins Concentration Gradients and Diffusion Introduction to Membrane Transport Passive vs. Active Transport Osmosis Simple and Facilitated Diffusion Active Transport Endocytosis and Exocytosis

Ch. 7 - Energy and Metabolism

Introduction to Energy Laws of Thermodynamics Chemical Reactions Gibbs Free Energy ATP Enzymes Enzyme Activation Energy Enzyme Binding Factors Induced vs. Lock & Key Enzyme Inhibition Introduction to Metabolism Negative & Positive Feedback

Ch. 8 - Respiration

Redox Reactions Introduction to Cellular Respiration Types of Phosphorylation Glycolysis Pyruvate Oxidation Krebs Cycle Electron Transport Chain Chemiosmosis Review of Aerobic Cellular Respiration Fermentation & Anaerobic Respiration

Ch. 9 - Photosynthesis

Introduction to Photosynthesis Leaf & Chloroplast Anatomy Electromagnetic Spectrum Pigments of Photosynthesis Stages of Photosynthesis Light Reactions of Photosynthesis Calvin Cycle Photorespiration C3, C4 & CAM Plants Review of Photosynthesis

Ch. 10 - Cell Signaling

Introduction to Cell Signaling Classes of Signaling Receptors Types of Cell Signaling Signal Amplification

Ch. 11 - Cell Division

Introduction to Cell Division Organization of DNA in the Cell Introduction to the Cell Cycle Interphase Phases of Mitosis Cytokinesis Cell Cycle Regulation Review of the Cell Cycle Cancer

Ch. 12 - Meiosis

Genes & Alleles Homologous Chromosomes Life Cycle of Sexual Reproducers Introduction to Meiosis Meiosis I Meiosis II Genetic Variation During Meiosis Mitosis & Meiosis Review

Ch. 13 - Mendelian Genetics

Introduction to Mendel's Experiments Genotype vs. Phenotype Punnett Squares Mendel's Experiments Mendel's Laws Monohybrid Crosses Test Crosses Dihybrid Crosses Punnett Square Probability Incomplete Dominance vs. Codominance Epistasis Non-Mendelian Genetics Pedigrees Autosomal Inheritance Sex-Linked Inheritance X-Inactivation

Ch. 14 - DNA Synthesis

The Griffith Experiment The Hershey-Chase Experiment Chargaff's Rules Discovering the Structure of DNA Meselson-Stahl Experiment Introduction to DNA Replication DNA Polymerases Leading & Lagging DNA Strands Steps of DNA Replication DNA Repair Telomeres

Ch. 15 - Gene Expression

Central Dogma Introduction to Transcription Steps of Transcription Prokaryotic vs. Eukaryotic Transcription Eukaryotic RNA Processing and Splicing Introduction to Types of RNA Genetic Code Introduction to Translation Steps of Translation Post-Translational Modification Review of Transcription vs. Translation Mutations

Ch. 16 - Regulation of Expression

Introduction to Regulation of Gene Expression Prokaryotic Gene Regulation via Operons The Lac Operon Glucose's Impact on Lac Operon The Trp Operon Review of the Lac Operon & Trp Operon Introduction to Eukaryotic Gene Regulation Eukaryotic Chromatin Modifications Eukaryotic Transcriptional Control Eukaryotic Post-Transcriptional Regulation Eukaryotic Post-Translational Regulation

Ch. 17 - Viruses

Viruses

Ch. 18 - Biotechnology

Introduction to DNA-Based Technology Introduction to DNA Cloning Steps to DNA Cloning Introduction to Polymerase Chain Reaction The Steps of PCR Gel Electrophoresis Southern Blotting DNA Fingerprinting Introduction to DNA Sequencing Dideoxy Sequencing

Ch. 19 - Genomics

Genomes

Ch. 20 - Development

Developmental Biology Animal Development Plant Development

Ch. 21 - Evolution by Natural Selection

Descent with Modification

Ch. 22 - Evolution of Populations

Hardy-Weinberg Model Genetic Variation

Ch. 23 - Speciation

Species

Ch. 24 - History of Life on Earth

History of Life on Earth

Ch. 25 - Phylogeny

Phylogeny

Ch. 26 - Prokaryotes

Prokaryote Cell Structures Prokaryote Reproduction and Gene Exchange Prokaryote Metabolism and Ecology Prokaryote Lineages

Ch. 28 - Protists

Protist Cells Protist Life Cycles Protist Lineages

Ch. 29 - Plants

Land Plants Nonvascular Plants Seedless Vascular Plants Seed Plants

Ch. 30 - Fungi

Fungi Fungi Reproduction

Ch. 31 - Overview of Animals

Overview of Animals

Ch. 32 - Invertebrates

Porifera and Cnideria Lophotrochozoans Ecdysozoans Echinoderms

Ch. 33 - Vertebrates

Chordates Aminotes Primates and Homonids Vertebrates Review

Ch. 34 - Plant Anatomy

Roots and Shoots Tissues Growth

Ch. 35 - Vascular Plant Transport

Water Potential

Ch. 36 - Soil

Soil and Nutrients Nitrogen Fixation

Ch. 37 - Plant Reproduction

Flowers Seeds

Ch. 38 - Plant Sensation and Response

Phototropism Tropisms and Hormones Plant Defenses

Ch. 39 - Animal Form and Function

Animal Tissues Metabolism and Homeostasis Thermoregulation

Ch. 40 - Digestive System

Digestion Blood Sugar Homeostasis

Ch. 41 - Circulatory System

Circulatory and Respiratory Anatomy Heart Physiology Gas Exchange

Ch. 42 - Immune System

Immune System Innate Immunity Adaptive Immunity

Ch. 43 - Osmoregulation and Excretion

Osmoregulation and Excretion

Ch. 44 - Endocrine System

Endocrine System

Ch. 45 - Animal Reproduction

Animal Reproduction

Ch. 46 - Nervous System

Neurons and Action Potentials Central and Peripheral Nervous System

Ch. 47 - Sensory Systems

Sensory System

Ch. 48 - Muscle Systems

Musculoskeletal System

Ch. 49 - Ecology

Ecology

Ch. 50 - Animal Behavior

Animal Behavior

Ch. 51 - Population Ecology

Population Ecology

Ch. 52 - Community Ecology

Community Interactions Community Structure

Ch. 53 - Ecosystems

Ecosystems

Ch. 54 - Conservation Biology

Conservation Biology

Explore Textbooks

Biology: Life on Earth

Audesirk • 11th Edition

ISBN-13: 978-0133923001

Biology

Brooker • 4th Edition

ISBN-13: 978-1259188121

Biology

Brooker • 5th Edition

ISBN-13: 978-1260169621

Campbell Biology

Campbell • 9th Edition

ISBN-13: 978-0321831545

Campbell Biology

Campbell • 10th Edition

ISBN-13: 978-0321775658

Campbell Biology

Campbell • 11th Edition

ISBN-13: 0-134-09341

Campbell Biology

Campbell • 12th Edition

ISBN-13: 978-0135188743

Biological Science

Freeman • 5th Edition

ISBN-13: 978-0321841803

Biological Science

Freeman • 6th Edition

ISBN-13: 978-0321976499

Biology of Humans: Concepts, Applications, and Issues

Goodenough • 6th Edition

ISBN-13: 978-0134045443

Principles of Life

Hillis • 2nd Edition

ISBN-13: 9781464109478

Biology: Concepts & Investigations

Hoefnagels • 5th Edition

ISBN-13: 978-1-260-25904-9

Human Biology

Johnson • 8th Edition

ISBN-13: 978-0134042435

Biology: Guide to Natural World

Krogh • 5th Edition

ISBN-13: 978-0321946768

Essentials of Biology

Mader • 4th Edition

ISBN-13: 978-0078024221

Inquiry Into Life

Mader • 15th Edition

ISBN-13: 978-1259426162

Understanding Biology

Mason • 1st Edition

ISBN-13: 978-0073532295

Understanding Biology

Mason • 2nd Edition

ISBN-13: 978-1259592416

Biology: How Life Works

Morris • 2nd Edition

ISBN-13: 9781464126093

Microbiology Basic and Clinical Principles

Norman-McKay • 1st Edition

ISBN-13: 0321928296

Biology

Openstax • 1st Edition

ISBN-13: 978-1938168093

Concepts of Biology

Openstax • 1st Edition

ISBN-13: 978-1938168116

Biology

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What is Life? A Guide to Biology

Phelan • 3rd Edition

ISBN-13: 978-1464135958

What Is Life? A Guide to Biology

Phelan • 4th Edition

ISBN-13: 978-1319065454

What is Life? A Guide to Biology with Physiology

Phelan w/ Physio • 3rd Edition

ISBN-13: 978-1464157745

Biology

Raven • 9th Edition

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Biology

Raven • 11th Edition

ISBN-13: 978-1259188138

Life: The Science of Biology

Sadava • 10th Edition

ISBN-13: 978-1429298643

Life: The Science of Biology

Sadava • 11th Edition

ISBN-13: 978-1-319-01016-4

Discover Biology

Shin • 6th Edition

ISBN-13: 978-0393936728

Biology for the Changing World

Shuster • 2nd Edition

ISBN-13: 978-1464151798

Campbell Essential Biology

Simon, Dickey, Reece • 5th Edition

ISBN-13: 978-0321772596

Campbell Essential Biology

Simon, Dickey, Reece • 6th Edition

ISBN-13: 978-0134711751

Campbell Essential Biology

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Biology Today and Tomorrow With Physiology

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ISBN-13: 978-0357127544

Campbell Biology in Focus

Urry • 2nd Edition

ISBN-13: 978-0321962751

Campbell Biology in Focus

Urry • 3rd Edition

ISBN-13: 978-0134710679