Khan Academy
Khan Academy: Macromolecules: Molecular Structure of Triglycerides (Fats)
A video discussing how three fatty acids and a glycerol molecule come together to form a triglyceride. [11:03]
Khan Academy
Khan Academy: Macromolecules: Nucleic Acids: Dna
A video discussing the molecular structure of DNA. Understand that DNA is made up of a phosphate, deoxyribose sugar, and one of the four nitrogen base. Video also explains how the nitrogen bases pair up to form the double helix...
Khan Academy
Khan Academy: Structure of a Cell: Cell Size
Understand that cell size is limited by volume to surface area ratio in this video. Learn that if cells become too big it cannot take in nutrients and get rid of waste fast enough. [8:55]
Khan Academy
Khan Academy: Tour of Eukaryotic Cell: Endoplasmic Reticulum and Golgi Bodies
A video reviewing the structure and function of the endoplasmic reticulum and Golgi body. Learn how both of these organelles function in the transportation of proteins throughout the cell. [11:39]
Khan Academy
Khan Academy: Structure of a Cell: Extracellular Matrix
How do we go from cell to a multicellular organism? This video will explore the components of the extracellular matrix that connect to the inside of the cell. [6:54]
Khan Academy
Khan Academy: Membranes and Transport: Fluid Mosaic Model of Cell Membranes
Learn all about the complex components of the cell membrane in this video lecture. Understand how the components of the phospholipid bilayer allows the cell membrane to be modeled by a fluid mosaic model. [8:47]
Khan Academy
Khan Academy: Diffusion
A video lecture exploring diffusion. Understand how a concentration gradient causes molecules to move from an area of high concentration to low concentration without any energy expended. [6:07]
Khan Academy
Khan Academy: Passive Transport and Selective Permeability
Learn about the transport of molecules across the cell membrane in this video. Video discusses passive transport, like diffusion, across a selectively permeable membrane. [6:59]
Khan Academy
Khan Academy: Membranes and Transport: Active Transport: Sodium Potassium Pump
This video will investigate how an electrochemical gradient is established but pumping sodium ions out of the cell while potassium ions are pumped into the cell. [7:17]
Khan Academy
Khan Academy: Bulk Transport: Endocytosis, Phagocytosis and Pinocytosis
A video discussing bulk transport. Learn the process of using membrane bound vesicles to bring materials into the cell. [4:37]
Khan Academy
Khan Academy: Introduction to Metabolism: Anabolism and Catabolism
A video introducing the two different processes of metabolism: catabolism and anabolism. Video gives lots of example to explain that catabolism is a process of breaking down and anabolism rebuilds matter. [10:06]
Khan Academy
Khan Academy: Laws of Thermodynamics: First Law of Thermodynamics Introduction
Learn how energy cannot be created or destroyed as describe in the First Law of Thermodynamics in this video lecture. Video gives examples to show the viewer that energy can only be converted from one form to another but is not created...
Khan Academy
Khan Academy: Energy and Enzymes: Gibbs Free Energy and Spontaneous Reactions
This video lecture will show use how to use the Gibbs Free Energy equation to predict whether a reaction is going be spontaneous or not. [9:17]
Khan Academy
Khan Academy: Energy and Enzymes: Atp: Adenosine Triphosphate
A video lecture describing the energy currency of the cell, adenosine triphosphate. Video describes how ATP stores and releases energy. [6:18]
Khan Academy
Khan Academy: Energy and Enzymes: Introduction to Kinetics
This video discussed kinetics which is the rate of the reactions. Learn about activated complexes and activation energy. Learn variables that affect the rate of reaction like adding a catalyst, increasing the concentration of molecules,...
Khan Academy
Khan Academy: Enzyme Regulation: Enzyme Cofactors and Coenzymes
A video investigating cofactors and its role in helping enzymes catalyze a reaction. Learn that organic cofactors are known as coenzymes and inorganic as cofactors and video will discuss the differences between the cofactor and coenzyme....
Khan Academy
Khan Academy: Fertilization Terminology: Gametes, Zygotes, Haploid and Diploid
A video exploring the process of fertilization where two sets of chromosomes come together to form a zygote. Video defines haploid, diploid, zygote, and fertilization. [10:26]
Khan Academy
Khan Academy: Cell Division: The Cell Cycle and Mitosis: Interphase
Learn about what happens to the cell during interphase in this video. Video will review how the cell prepares for cell division including chromosome changes, centromeres, and many more. [8:27]
Khan Academy
Khan Academy: Cell Division: Meiosis: Comparing Mitosis and Meiosis
A video discussing the similarities and differences between the processes of mitosis and meiosis. Learn how mitosis results in two identical diploid cell while meiosis results in four haploid genetically different cells. [5:50]
Khan Academy
Khan Academy: Cell Division: Embryonic Stem Cells
A video explaining embryonic and somatic stem cells by overviewing early development of an embryo. Also discussed is the reasons why embryonic stem cell research can be controversially. [19:54]
Khan Academy
Khan Academy: One Dimensional Motion: Average Velocity for Constant Acceleration
A video explaining the formula to calculate average velocity if the acceleration is constant, and initial velocity and time period is known. The theory behind the equation is discussed as well as an example given. [14:09]
Khan Academy
Khan Academy: Projectile Motion (Part 1)
Video shows how to use the equations of motion to figure out things about falling objects. [9:08]
Khan Academy
Khan Academy: Impacts and Linear Momentum
A collection of videos that discuss momentum. Understand how momentum is conserved during collisions with these series of videos.
Khan Academy
Khan Academy: Torque, Moments, and Angular Momentum
Learn about rotation in objects with this collection of videos. Videos address center of mass, torque, moments, and angular momentum.