An Introduction to Cell Membrane Permeability

Explore how the size and charge of a molecule affects its ability to pass through the cell membrane. Through a series of examples, learners can visualize selective permeability as it relates to the cell membrane.

Topics

  • AP
  • AP Biology
  • AP Bio
  • next generation science standards
  • NGSS
  • selectively permeable
  • lipid bilayer
  • phospholipid
  • hydrophobic
  • hydrophilic
  • specialized transport proteins
  • freely diffuse
  • molecule charge
  • ions
  • molecule size
  • uncharged molecules
  • polar molecules
  • transport
  • cell membrane
  • diffusion
  • permeability