OpenStax
Open Stax: Physics: Molecular Transport Phenomena
Learn about diffusion, osmosis, dialysis, and active transport in this college textbook. Section also includes how to calculate the rate of diffusion. Section includes problems and questions for the students to answer to ensure...
TeachEngineering
Teach Engineering: Active and Passive Transport: Red Rover Send Particles Over
Students compare and contrast passive and active transport by playing a game to model this phenomenon. Movement through cell membranes is also modeled, as well as the structure and movement typical of the fluid mosaic model of the cell...
University of Utah
University of Utah: Genetic Science Learning Center: How Vesicles Transport Cargo
A detailed explanation, accompanied by labeled illustrations and real-time movies, showing how vesicles move molecules around, both inside and outside a cell.
Department of Defense
Do Dea: Biology: Unit 3: Cell Structure
In this third unit of a Biology course, students learn about cells and cell structure. They compare prokaryotic and eukaryotic cells and learn about the specialized structures in a cell and what their functions are. They will also learn...
Texas Education Agency
Texas Gateway: Fluid Dynamics & Its Biological & Medical Applications: Problems
This is a list of 66 problems/exercise to solve covering the content of Chapter 12: Fluid Dynamics & Its Biological & Medical Applications from the AP Physics online Text.
Texas Education Agency
Texas Gateway: Fluid Dynamics & Its Biological & Medical Applications: Questions
This is a list of 33 questions covering the major concepts presented in Chapter 12: Fluid Dynamics & Its Biological & Medical Applications from the AP Physics online text.
Texas Education Agency
Texas Gateway: Fluid Dynamics and Its Biological & Medical Applications: Summary
This page provides a summary of the content from each section of Chapter 12: Fluid Dynamics and Its Biological & Medical Applications.
Khan Academy
Khan Academy: Phagocytosis
Have you ever wondered how a virus or other infectious agent invades a cell to start an infection? Some objects, like viruses, bacteria, or other particles are too large to transport through the plasma membrane. So, cells engulf the...
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.
City University of New York
Brooklyn College: Osmosis Interactive Activity
Great activity with clear background information. Try out the lab using osmosis to calculate molecular weight.
City University of New York
The World of Cells: Osmosis
This definition and explanation osmosis shows how water diffuses from regions where it is in high concentration to regions where it is in low concentration.
City University of New York
The World of Cells: Endo and Exocytosis
The two processes are compared on a brief essay. Use this for an introduction or general review material.
Georgia State University
Georgia State University: Hyper Physics: Membrane Transport
This technical site provides an in depth look at membrane transport by clearly explaining the processes of diffusion and osmosis. Links are provided to clarify terminology.
McGraw Hill
Mc Graw Hill: Temperature, Osmotic Regulation and the Urinary System Pretest
Answer these seven questions about osmotic regulation in the Urinary system. After hitting submit, review the concepts tested.
Science Education Resource Center at Carleton College
Serc: How Do Different Liquids Affect Movement of Materials Across a Membrane?
Learners investigate the movement of different materials across the cell membrane of a raw egg once the egg shell has been dissolved in vinegar.
Estrella Mountain Community College
Online Biology Book: Transport in and Out of Cells
This resource is an article about the cell membrane, and its role in water and solute movement in and out of the cell.
Open Curriculum
Open Curriculum: Cell Transport and Homeostasis
Students will be able to identify two ways that molecules and ions cross the plasma membrane.
Colorado State University
Colorado State University: Aquaporins: Water Channels
Learn about water channels called aquaporins that allow water to cross the cell membrane.
McGraw Hill
Glencoe Biology: Cellular Transport: Self Check Quiz
Answer five multiple-choice quiz questions about the different types of cellular transport.
Sophia Learning
Sophia: Passive Transport: Lesson 2
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 2 of 4 in the series titled "Passive Transport."
Biology 4 kids
Biology4 Kids: Passive Transport Taking the Easy Road
This quick reference page explains the different types of passive transport in cells.
Biology 4 kids
Biology4 Kids: Active Transport Energy to Transport
Find out about the cell process of active transport, and how it is carried out.
Biology 4 kids
Biology4 Kids: Pinocytosis One More Time
A short informational text piece which explains the cellular process of Pinocytosis.
What2Learn
What2 Learn: Cell Transport Gcse Biology Revision
Two learning games, created by visitors to What2Learn, provide a fun way to learn how cells transport molecules.