Videos

The "flipped classroom" is an important part of the Biology class

at Ridgefield Memorial High School.

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Biology Videos

Chapter 1:  Exploring Life

- Biology

- Scientific Method

- Essential Characteristics of Life are Conserved

- Elements of a Feedback Loop

- Positive and Negative Feedback Loops

- Homeostatic Loops

- Three Domains of Life

- Hierarchy of Life

- Organ Systems


Chapter 2:  The Chemical Basis of Life

- Water & Life

- Water - A Polar Molecule


Chapter 3:  The Molecules of Cells

- Biological Molecules

- Molecules of Life

- Polymers

- Carbohydrates

- Lipids

- Proteins


Chapter 4:  A Tour of the Cell

- A Tour of the Cell

- Cellular Organelles

- Compartmentalization

- Why Are Cells Small?


Chapter 5a:  The Working Cell

- The Cell Membrane

- Cell Membranes

- Transport Across Cell Membranes

- Osmosis Demo

- Enzymes


Chapters 5b - 7:  Cellular Energetics

- Bioenergetics

- Gibbs Free Energy

- Life Requires Free Energy

- Coupled Reactions

- ATP:  Adenosine Triphosphate

- Photosynthesis and Respiration

- Photosynthesis

- Cellular Respiration

- The Importance of Oxygen

- Anaerobic Respiration


Chapters 13 & 14:  How Populations Evolve; The Origin of Species

- Natural Selection

- Examples of Natural Selection

- Selection

- Scientific Evidence for Evolution

- Evidence for Evolution II

- Evolution Continues

- Speciation

- Genetic Drift

- Microevolution

- Hardy-Weinberg Equation

- Solving Hardy-Weinberg Problems


Chapter 15a:  Phylogeny and the Tree of Life

- Cladograms

- Phylogenetics

- Archaea

- Bacteria

- Eukarya

- Protists

- Fungi

- Plants

- Animals


Chapter 15b:  Tracing Evolutionary History

- Abiogenesis

- The Origin of Life - Scientific Evidence

- Endosymbiosis

- Viruses

- Viral Replication


Chapter 8:  Chromosomes

- What are Chromosomes?

- Diploid vs Haploid

- Cell Cycle, Mitosis, and Meiosis

- Cell Division

- Mitosis

- Phases of Mitosis

- Meiosis

- Phases of Meiosis

- Mechanisms that Increase Genetic Variation

- What is Cancer?


Chapter 9:  Patterns of Inheritance

- Genetics

- Mendelian Genetics

- Chromosomal Inheritance

- Beginner's Guide to Punnett Squares

- Chromosomal Genetics

- Blood Types

- Probability in Genetics

- Advanced Genetics


Chapter 10:  Molecular Biology of the Gene

- Nucleic Acids

- DNA and RNA - Part 1

- DNA and RNA - Part 2

- What is DNA?

- DNA Replication

- Meselson-Stahl Experiment

- Secret of Life

- Transcription & Translation

- Genotypes and Phenotypes

- Mutations

- DNA Fingerprinting

- Molecular Biology


Chapters 34 & 37:  The Biosphere & Ecosystems

- Ecosystems

- Environmental Matter Exchange

- Niche

- Ecological Succession

- Biogeochemical Cycling


Chapters 36 - 38:  Populations & Communities; Conservation Biology

- Biotic and Abiotic Factors

- Populations

- Communities

- Exponential Growth

- Logistic Growth

- r and K Selection

- Biodiversity

- Ecosystem Change

- The Greenhouse Effect


Chapter 35:  Behavioral Adaptations to the Environment

- Animal Behavior

- Aposematic Coloration