Cell Membrane and Transport

Front

function of the cell membrane

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Controls what enters and exits the cell, protects and supports cell, and helps cells communicate with other cells

Front

phospholipid

Back

a lipid containing a phosphate group in its molecule

Front

phospholipid bilayer

Back

A double layer of phospholipids that makes cell membranes

Front

hydrophobic

Back

water hating

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hydrophilic

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water loving

Front

fluid mosaic model

Back

Structural model of the plasma membrane where molecules are free to move sideways within a lipid bilayer.

Front

integral protein

Back

membrane-associated protein that spans the entire width of the lipid bilayer

Front

peripheral protein

Back

A protein loosely bound to the surface of a membrane or to part of an integral protein and not embedded in the lipid bilayer.

Front

cholesterol

Back

A type of fat made by the body from saturated fat; a minor part of fat in foods.

Front

semi-permeable

Back

membranes that allow some substances through but not others