10 notecards = 3 pages (4 cards per page)
allows substances to cross easily than others
both a hydrophilic region andydrophobic
fluid mosaic model
the membrane is a mosaic of protein molecules bobbing in a fluid bilayer of phospholipids
polar heads-glycerol and phosphate
water through a membrane
solute particles through a membrane
what does cholesterol do?
Cholesterol helps to stabilize the structure of the plasma membrane
what do phospholipids look like?
Phospholipids can be recognized by the presence of a head and two tails
is composed of both a carbohydrate and a protein.
Cell membranes are asymmetrical. Which of the following statements is the most likely explanation for the membranes asymmetrical nature?