Amoeba Sisters
Amoeba Sisters: Photosynthesis
A look into how a plant takes light and gases and makes sugars in this video. Video reviews the equation for photosynthesis explaining the reactants needed and products made. The stages of photosynthesis are also discussed very broadly....
Sophia Learning
Sophia: Mitochondria: Structure and Function
Understand the structure and function of the powerhouse of the cell, the mitochondria. [2:40]
Khan Academy
Khan Academy: Atp: Adenosine Triphosphate
Learn more about ATP: how it stores energy, and how that energy is released when it's converted to ADP and phosphate. [6:18]
Khan Academy
Khan Academy: Atp Synthase
ATP synthase and its role in mitochondria during respiration and chloroplasts during photosynthesis. [4:26]
Khan Academy
Khan Academy: Atp & Respiration
Hank does some push ups for science and describes the economy of cellular respiration and the various processes whereby our bodies store energy in the form of ATP. [12:59]
Khan Academy
Khan Academy: Atp Hydrolysis Mechanism
See how the ATP hydrolysis mechanism works converting ATP to ADP back to ATP. [4:26]
Khan Academy
Khan Academy: Energy and Transport: Atp: Adenosine Triphosphate
Learn more about ATP: how it stores energy, and how that energy is released when it's converted to ADP and phosphate. [6:19]
Khan Academy
Khan Academy: Sodium Potassium Pump
This video explains how the sodium-potassium (Na+/K+) pump works and its role in establishing resting membrane potentials. [7:18]
Khan Academy
Khan Academy: Sodium Potassium Pump
This video explains how a sodium-potassium pump can maintain a voltage gradient across a cell or neuron's membrane. The sodium-potassium pump goes through cycles of shape changes to help maintain a negative membrane potential. [13:52]
Khan Academy
Khan Academy: How Tropomyosin and Troponin Regulate Muscle Contraction
This video describes how calcium ion concentration dictates whether a muscle contracts or not. [9:22]
Khan Academy
Khan Academy: Uniporters, Symporters and Antiporters
Uniporters, symporters, and antiporters are proteins that are used in the transport of substances across a cell membrane. This video describes how each of these works in the transport process. [7:13]
Khan Academy
Khan Academy: Test Prep: Mcat: Biomolecules: Overview of Metabolism: Atp Hydrolysis: Gibbs Free Energy
How does ATP provide energy for biosynthesis reactions? Use an understanding of Gibbs Free Energy to understand how ATP is coupled to energy-requiring processes. [7:41]
Khan Academy
Khan Academy: Photosynthesis: Overview of the Light Dependent Reactions
This video is an overview of the light-dependent reactions, including the structure of the chloroplast, the photosystems, and how ATP is synthesized.
Sophia Learning
Sophia: Mitochondria: Lesson 1
This lesson will discuss the structure and function of the mitochondria. It is 1 of 6 in the series titled "Mitochondria."
Sophia Learning
Sophia: Active Transport: Lesson 3
This lesson introduces the process of active transport, explaining that it is a form of transport that requires energy, and moves molecules against their concentration gradient. It is 3 of 4 in the series titled "Active Transport."
Sophia Learning
Sophia: Glycolysis
Understand the beginning steps to break down glucose with this webpage explaining the process of glycolysis. Website includes audio and image. [0:55]
Bozeman Science
Bozeman Science: Atp: Adenosine Triphosphate
Paul Andersen explains the structure, function and importance of adenosine triphosphate (ATP). He begins by describing the specific structure of the molecule and its three main parts: adenine, ribose sugar, and phosphate groups. He...