OpenStax
Open Stax: Muscle Fiber Contraction and Relaxation
This site provides young learners with information regarding muscle fiber contraction and relaxation.
CK-12 Foundation
Ck 12: Life Science: Cellular Respiration
[Free Registration/Login may be required to access all resource tools.] How does the food you eat provide energy? Through the process of cellular respiration, the energy in food is changed into energy that can be used by the body's...
CK-12 Foundation
Ck 12: Biology: Ribosomes and Mitochondria
[Free Registration/Login may be required to access all resource tools.] Describes the structure and function of ribosomes and mitochondria.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Imatinib (Gleevec)
This interactive shows a 3D model of a drug that acts like ATP and inhibits BCR-ABL, Imatnib (Gleevec). There is also a STL file available for download to print this model.
CPALMS
Cpalms: Energy and Cellular Respiration
Learn how food is broken down to produce energy for cells in the in the form of ATP in this interactive tutorial.
BBC
Bbc: Gcse Bitesize: What Happens During Cellular Respiration? Ocr 21 C
This lesson focuses on what happens during cellular respiration including how energy is released as APT and why organisms need energy in that form. A link to a test is provided.
BiologyWise
Biology Wise: Electron Transport Chain Steps Explained With Diagram
The electron transport chain plays an important role in cellular respiration and photosynthesis and provides a biochemical pathway for the generation of ATP. The process is described here.
BiologyWise
Biology Wise: Products of Glycolysis
Explains what happens during glycolysis in eukaryotic cells, what the products are, their composition, and their properties.
BiologyWise
Biology Wise: Guide to Aerobic Cellular Respiration and Its Stages
Describes the stages of aerobic cellular respiration and the chemical reactions taking place in each.
Khan Academy
Khan Academy: Atp and Reaction Coupling
Test your knowledge on ATP and reaction coupling with this quiz.
Khan Academy
Khan Academy: The Thermodynamics of Atp Hydrolysis in Living Cells
This is a five-questions quiz related to the principles of bioenergetics and fuel molecule metabolism.
Khan Academy
Khan Academy: Cellular Respiration Review
Review concepts covered in high school biology dealing with cellular respiration. Page includes vocabulary as well as charts to explain the process.
Khan Academy
Khan Academy: Heat Generation in Brown Fat
Read the passage "Heat Generation in Brown Fat" and complete the related five-question quiz.
Khan Academy
Khan Academy: Bioenergetics: Phosphoryl Group Transfers and Atp Hydrolysis
Quiz yourself with questions related to the principles of bioenergetics and fuel molecule metabolism.
Khan Academy
Khan Academy: Carbohydrate Metabolism Questions
Practice for the MCAT with these questions about carbohydrate metabolism.
Khan Academy
Khan Academy: Oxidative Phosphorylation Questions
Oxidative phosphorylation practice questions.
CK-12 Foundation
Ck 12: Life Science: 2.12 Active Transport
Explore the process of active transport.
Massachusetts Institute of Technology
Mit: Open Course Ware: Courses: Biology: Photosynthesis: Life From Light
College-level online biology course focusing on the process of photosynthesis. Course highlights the physical, chemical, and biological reactions that happen during photosynthesis. Course features include lecture summaries, assignments,...
University of Arizona
University of Arizona: Problemas De La Fotosintesis. Bloque 1
In this module you will be able to test your understanding of how light energy is converted into different forms of chemical energy during photosynthesis, to review the equations for the light reactions of photosynthesis, and to explore...
Other
Johnson County Community College: Active Transport
This site provides a short but factual description of active transport. An animation displaying the process of active transport is also provided.
Sophia Learning
Sophia: Glycolysis: Lesson 3
This lesson will introduce the process of glycolysis, and explain how it creates pyruvic acid from glucose. It is 3 of 7 in the series titled "Glycolysis."
Sophia Learning
Sophia: Glycolysis: Lesson 1
This lesson will introduce the process of glycolysis, and explain how it creates pyruvic acid from glucose. It is 1 of 7 in the series titled "Glycolysis."
Sophia Learning
Sophia: Mitochondria: Lesson 2
This lesson will discuss the structure and function of the mitochondria. It is 2 of 6 in the series titled "Mitochondria."
Sophia Learning
Sophia: Mitochondria: Lesson 4
This lesson will discuss the structure and function of the mitochondria. It is 4 of 6 in the series titled "Mitochondria."