OBSERVE

Wordlab School, Inc.Grade 9

Teacher Isabel

Cell Membrane Lipids◦ Phospholipid bilayer

Hydrophilic – water loving Hydrophobic – water repel

Cell Membrane Proteins◦ Structural Proteins

Support and shape

◦ Transport Proteins Transport molecules

◦ Glycoproteins Cell communications

Refers to the movement of different materials in and out of the cell.

CAN ALL MATERIALS PASS THROUGH THE CELL MEMBRANE?

Movement of biochemical substances across membranes

It does not require an input of chemical energy

Cell Material Transport

Types of Transport

Passive Transport

Diffusion

Facilitated Diffusion

Osmosis