Please read

1. Biomembranes  Transport
 Why Transporter is necessary
 Principles of Transport
 Partition/Diffusion/Permeability
 Types & Pattern of Transport Passive vs Active Transport
Primary vs Secondary
 Active Transport
 Energy Coupling by ion currents
 Transport of ions, small molecules & macro molecules
 Types & Pattern of Transporters : Carriers, Channels & Pumps
 ATPase World
 Bacterial Paradigm : Energy Transduction
 Bacterial Paradigm : Useful Work
 Signals and/for Communications & Control

2. Why transporter is necessary ?
Why water diffuses freely, rapidly ?

3. Ionic Concentration – Inside vs Outside Cell

4. Type of Transport : Diffusion (Simple & Facilitated)
Active Transport
Ion Channel

5.  G0 =  RT ln Keq
 Partition Coefficient vs Equilibrium Constant

6. The Relationship
Diffusion Coefficient
Permeability Coefficient vs
Partition Coefficient vs

7. Consequences