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- Phospholipid bilayer acts as a barrier - To prevent polar substances from entering the cell- Membrane contains cholesterol - Increases the strength and stability of the membrane - Gylcoproteins - Act as receptors - ANS Explain how three features of a plasma membrane adapt it for its functions. (6) - Rate of ion movement went down when poison was added.- Rate of ion movement went up when ATP was added - Ion movement is by active transport- ATP is required from active transp...

cell membrane - ANS thin, flexible barrier around a cell; regulates what enters and leaves the cell homeostasis - ANS process by which organisms maintain a relatively stable internal environment phospholipid - ANS A lipid made of a phosphate group and two fatty acids; consists of a hydrophilic polar head and two non-polar hydrophobic tails; forms cell membranes. lipid bilayer - ANS a thin membrane made of two layers of lipid molecules diffusion - ANS ...

NUR 4909 ( LATEST 2024 / 2025 ) MEMBRANE TRANSPORT REVIEW QUESTIONS | PASSED | A+ RATED GUIDE | NEW FULL EXAM