Curated OER
Cellular Transport
In this cellular transport activity, high schoolers review the process of osmosis and compare passive transport and active transport. This activity has 12 matching questions.
Estrella Mountain Community College
Estrella Mountain Community College: Cell Transport
Resource provides an explanation of Cell Transport. Includes many practical examples, as well as pictures. Sections include Water and Solute Movement, The Cell Membrane. Cells and Diffusion, Active and Passive Transport, Carrier-assisted...
![Biology Mad: Getting in and Out of Cells [Pdf] Handout](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Biology Mad: Getting in and Out of Cells [Pdf] Handout")
Other
Biology Mad: Getting in and Out of Cells [Pdf]
This seven-page Biology course handout gives a detailed explanation, accompanied by many illustrations, of the various processes by which substances travel across the membranes of cells.
CK-12 Foundation
Ck 12: Facilitated Diffusion
[Free Registration/Login may be required to access all resource tools.] In this activity students will learn about facilitated diffusion and the role of transport proteins, channel proteins, and carrier proteins.
Khan Academy
Khan Academy: Diffusion and Passive Transport
Learn about membrane permeability and facilitated diffusion (including channels and carrier proteins).
OpenStax
Open Stax: Anatomy and Physiology: Tubular Reabsorption
Lists specific transport mechanisms occurring in different parts of the nephron, including active transport, osmosis, facilitated diffusion, and passive electrochemical gradients.
Biology Pages
Kimball's Biology Pages: Transport Across Cell Membranes
This site has information on how facilitated diffusion of ions takes place through proteins, or assemblies of proteins, embedded in the plasma membrane. Includes a helpful diagram.
Estrella Mountain Community College
Estrella Mountain College: Active and Passive Transport
Choose the chapter called "Active and Passive Transport" from the table of contents for explanations, comparisons, and examples of active and passive transport. This includes an illustrative diagram.
McGraw Hill
Glencoe Biology: Cellular Transport: Self Check Quiz
Answer five multiple-choice quiz questions about the different types of cellular transport.
CK-12 Foundation
Ck 12: Biology: Facilitated Diffusion
[Free Registration/Login may be required to access all resource tools.] Describes facilitated diffusion.
CK-12 Foundation
Ck 12: Life Science: Passive Transport
[Free Registration/Login may be required to access all resource tools.] The cell membrane is semi-permeable. Sometimes molecules need the help of special transport proteins or an input of energy to help them move across it. When an input...
BiologyWise
Biology Wise: The Structure and Functions of the Cell Membrane
This resource describes the structure and functions of the cell membrane.
Khan Academy
Khan Academy: Ap Biology: Cell Structure and Function: Facilitated Diffusion
Practice exercise on facilitated diffusion.
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: 2.11 Passive Transport
Explore the passive transport process of diffusion.
Sophia Learning
Sophia: Facilitated Diffusion: Lesson 3
This lesson explains the process of facilitated diffusion, explaining that it is a passive form of transport which uses protein channels to move larger molecules down their concentration gradient. It is 3 of 9 in the series titled...
Sophia Learning
Sophia: Facilitated Diffusion: Lesson 4
This lesson explains the process of facilitated diffusion, explaining that it is a passive form of transport which uses protein channels to move larger molecules down their concentration gradient. It is 4 of 9 in the series titled...
Sophia Learning
Sophia: Facilitated Diffusion: Lesson 5
This lesson explains the process of facilitated diffusion, explaining that it is a passive form of transport which uses protein channels to move larger molecules down their concentration gradient. It is 5 of 9 in the series titled...
Sophia Learning
Sophia: Facilitated Diffusion: Lesson 1
This lesson explains the process of facilitated diffusion, explaining that it is a passive form of transport which uses protein channels to move larger molecules down their concentration gradient. It is 1 of 9 in the series titled...
Sophia Learning
Sophia: Passive Transport: Lesson 1
This lesson introduces the process of passive transport, explaining that it is a form of transport that does not require energy, and moves molecules down their concentration gradient. It is 1 of 4 in the series titled "Passive Transport."
BiologyWise
Biology Wise: What Is Facilitated Diffusion?
Explains the process of facilitated diffusion which allows selective movement of materials across the cellular membrane.