5.2 Membrane componentsOnline version Components of the plasma membrane by Jorge Arizpe 1 Fibers of the extracellular matrix 2 Glycoprotein 3 Carbohydrate 4 Cholesterol 5 Cytoskeleton Fibers 6 Protein 7 Outer layer of phospholipids 8 Inner layer of phospholipids 9 Glucolipid