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cell membrane

complex barrier separating the cell from its external environment

components of the cell membrane

phospholipids, cholesterols, proteins, carbohydrates

mosaic

an art term used to describe a painting made of bits of glass or other objects

lipid bilateral forms when

when many phospholipids in an organism results in the formation of a double layer

solute

small

fatty acid chains

tail

solvent

large

solution

solute and solvent

facilitated diffusion

diffusion requiring carrier proteins

active transport

requires energy

passive transport

doesn’t require energy

diffusion

movement of molecules from high concentrations to low concentrations

carbohydrates

ID badges

cholesterol

strengthens cell membrane & helps it stay flexible

polar phosphate and glycerol alcohol

head