Diffusion
Simple Diffusion: An Introduction
Diffusion with Many Particles: Fick's First Law of Diffusion
Diffusion Across a Selectively-Permeable Membrane
Osmosis
Introduction: Solute, Solvent and Solution:
A Solution
In Solution, Solute Reduces Solvent Activity
Solvent Movement Between Two Compartments
Osmosis Is the Differential Flow of Water Between Two Compartments
Measuring Osmosis by its Pressure
Diffusion Potentials
Voltage Also Moves Charged Particles
The Nernst Potential
The Nernst Equation
Membrane Fluidity
Random Walk and Particle Size
Diffusion of Differently Sized Particles
Membrane Structure
Diffusion of Lipid and Protein in a Bilayer
FRAP Data: Membrane Lipid
FRAP Data: Membrane Protein
How the simulations work