Open Curriculum
Open Curriculum: Into the Mitochondrion: Making Atp With Oxygen
The aim of this article is to relate the history of oxygen in the atmosphere to the evolution of photosynthesis, aerobic respiration, mitochondria, and life on earth.
CK-12 Foundation
Ck 12: Light Reactions of Photosynthesis
[Free Registration/Login may be required to access all resource tools.] The first stage of photosynthesis, light reactions, is summarized. The steps are listed, photolysis and the role of ATP synthase is explained, and how the energy of...
CK-12 Foundation
Ck 12: Calvin Cycle
[Free Registration/Login may be required to access all resource tools.] The second stage of photosynthesis, the Calvin Cycle, is described. Students will learn how to write the overall photosynthesis equation, explain RuBisCo, describe...
Khan Academy
Khan Academy: Oxidative Phosphorylation
Article presents an in-depth overview of oxidative phosphorylation which provides most of the ready chemical energy (ATP) used by the cells in your body.
Khan Academy
Khan Academy: Glycolysis
Provides an overview of glycolysis which is the first step in the breakdown of glucose to extract energy for cellular metabolism. The article discusses in detail its two main phases: the energy-requiring phase and the energy-releasing...
PBS
Pbs Learning Media: Mitochondria
Often referred to as the powerhouses of the cell, mitochondria provide the energy that powers nearly every cellular process. This essay by university lecturer John Ross describes in detail the structures and functions of these amazing...
University of Illinois
University of Illinois: The Photosynthetic Process
Site describes process of photosynthesis, including role of pigment molecules, electron transport, ATP synthesis, and carbohydrate synthesis. Includes links to illustrative graphics.
Sophia Learning
Sophia: Active Transport: Lesson 2
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 2 of 4 in the series titled "Active Transport."
Sophia Learning
Sophia: Active Transport: Lesson 4
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 4 of 4 in the series titled "Active Transport."
Sophia Learning
Sophia: Active Transport: Lesson 1
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 1 of 4 in the series titled "Active Transport."
ClassFlow
Class Flow: Cellular Respiration
[Free Registration/Login Required] This is a comprehensive, engaging overview of catabolic pathways that yield energy by oxidizing organic fuel. Students explore redox reactions, oxidation, reduction, and preview the stages of cellular...
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.
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...
Other
Medium: 4 Ways to Make Your Code More Reusable
Reusable code saves time, energy and cost making it vital in software development. Consider four essential attributes to make code more reusable.
City University of New York
The World of Cells: Mitochondria
Check this out if you want only the basic information on structure and function of mitochondria. It is accurate, but not too detailed.
Other
Dr. Saul: Biology in Motion
This interactive site provides animations and activities in several areas of physiology. The images are simple, but clear. The accompanying text provides a good description of the process being shown.
CK-12 Foundation
Ck 12: Life Science: 2.12 Active Transport
Explore the process of active transport.
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...
Sophia Learning
Sophia: Light Reaction
A PowerPoint presentation reviewing the steps in the light reaction of photosynthesis. Understand how the light reaction uses water, carbon dioxide and light energy to produce ATP.
Other
Bristol University:molecule of the Month:atp(chemsymph.)
Great page for the general background and biochemistry of the molecule. This version of the Bristol University site offers a Java Applet version of the molecule that offers 3-D manipulation of the molecule. The CHIME version is better,...
Khan Academy
Khan Academy: The Light Dependent Reactions
Article explores the light-dependent reactions as they take place during photosynthesis in plants. Traces how light energy is used to make ATP and NADPH and explains photosystems and electron transport chains.
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.
Ohio State University
Ohio State University: Respiration
Informative text is clearly written and supported by good illustrations and charts as well. A quiz is also provided at the bottom of the site.
Khan Academy
Khan Academy: Heat Generation in Brown Fat
Read the passage "Heat Generation in Brown Fat" and complete the related five-question quiz.
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