CK-12 Foundation
Ck 12: Biology: Sodium Potassium Pump
[Free Registration/Login may be required to access all resource tools.] Describes the sodium-potassium pump.
CK-12 Foundation
Ck 12: Life Science: Active Transport
[Free Registration/Login may be required to access all resource tools.] During active transport, molecules move from an area of low concentration to an area of high concentration. This is the opposite of diffusion, and these molecules...
BiologyWise
Biology Wise: Carrier Proteins vs. Channel Proteins
Carrier proteins and channel proteins are both involved in cell transport across the plasma membrane. Their functions, similarities, and differences are described in this resource. Includes examples for active, facilitated, and passive...
Texas Education Agency
Texas Gateway: Fluid Dynamics and Its Biological & Medical Applications:glossary
This is a glossary of terms and definitions used in Chapter 12: Fluid Dynamics and Its Biological & Medical Applications from the AP Physics online text.
Concord Consortium
Concord Consortium: Diffusion, Osmosis and Active Transport
This activity demonstrates diffusion, osmosis, and active transport through 12 interactive models. (Requires Java)
CK-12 Foundation
Ck 12: Life Science: Cell Transport
[Free Registration/Login may be required to access all resource tools.] Cells are found in all different types of environments, and these environments are constantly changing. For example, one-celled organisms, like bacteria, can be...
CK-12 Foundation
Ck 12: Biology: Cell Transport and Homeostasis Study Guide
This comprehensive study guide covers the main terms and concepts needed for a unit on cell transport and homeostasis.
Khan Academy
Khan Academy: Active Transport
Test your knowledge of active transport across the membrane with this quiz.
Khan Academy
Khan Academy: Passive Transport & Active Transport Across Cell Membrane Article
The cell membrane is one of the great multi-taskers of biology. It provides structure for the cell, protects cytosolic contents from the environment, and allows cells to act as specialized units. Learn how the membrane functions to...
CK-12 Foundation
Ck 12: Life Science: 2.12 Active Transport
Explore the process of active transport.
McGraw Hill
Mc Graw Hill: Transport in Plants Pre Test
How much do you know about transport in plants? Take this pre-test to find out?
Other
Johnson County Community College: Cell Membrane and Transport Mechanisms
Brief overview of the transport mechanisms involved in cell transport.
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.
Kenyon College
Kenyon College: Passive Transport Versus Active Transport
A brief but clear explanation of passive and active transport. Examples are provided to further enhance clarity of the concepts.
National Health Museum
Access Excellence: Description of "Cell Membrane Surface Area Demos"
In this hands on site, you will find several simple, fun, cheap, and educational surface area demonstrations to use when studying cell membranes.
Sophia Learning
Sophia: Endocytosis and Exocytosis: Lesson 3
This lesson introduces the processes of endocytosis and exocytosis, both processes which move larger molecules in and out of the cell, by way of vacuoles. It is 3 of 4 in the series titled "Endocytosis and Exocytosis."
Sophia Learning
Sophia: Endocytosis and Exocytosis: Lesson 4
This lesson introduces the processes of endocytosis and exocytosis, both processes which move larger molecules in and out of the cell, by way of vacuoles. It is 4 of 4 in the series titled "Endocytosis and Exocytosis."
Bio Topics
Bio Topics: Osmosis in Operation in Animal Cells
Want to learn more about osmosis in the animal cell? This website includes a variety of resources for you to investigate active transport, osmoregulation, and dialysis. Resources includes reference information, diagrams, and lab experiment.
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."
Sophia Learning
Sophia: Endocytosis and Exocytosis: Lesson 1
This lesson introduces the processes of endocytosis and exocytosis, both processes which move larger molecules in and out of the cell, by way of vacuoles. It is 1 of 4 in the series titled "Endocytosis and Exocytosis."