Introduction**
- Key Idea: Living things are composed of five essential molecules - water, carbohydrates, lipids, proteins, and nucleic acids.

Important Properties of Water**
- Liquid at Room Temperature: Water remains liquid under typical conditions and is a medium within cells and for aquatic life.

Universal Solvent: Water's ability to dissolve many substances makes it a universal solvent.

Term used for a double membrane:

Carriers and Channels are made of:

A different in concentration is also known as a:

Equation for Ficks Law:

Definition of Water Potential:

Maximum water potential:

Is Facilitated diffusion passive and why?

Is active transport passive and why?

Properties of molecules transported across bilayer:

Role of Glycoproteins:

In terms of water potential, describe the direction of movement of water:

Process by which water moves:

What do Carrier proteins do during active transport:

What does the term 'net' mean:

Function of plasma membranes: