Science Struck
Science Struck: Osmosis vs. Diffusion: How Are They Different?
Explains the processes of osmosis and diffusion using labeled illustrations, discusses how they occur and gives examples.
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: 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.
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...
OpenStax
Open Stax: The Cell Membrane
Learn here about the structure and function of the cell membrane.
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.
University of Hamburg
University of Hamburg: Membranes: Diffusion, Permeability, Osmosis, Turgor, Active and Passive Transport and Transport
This cellular biology page presents extensive detail on the chemical nature of the cell membrane. Using the Chime plug-in, students can manipulate and study models of the membrane.