CK-12 Foundation
Ck 12: Phospholipid Bilayers
[Free Registration/Login may be required to access all resource tools.] Tutorial describes the detailed structure and function of the plasma membrane, explains semipermeability, and summarizes the structure of a phospholipid.
Exploratorium
Exploratorium: Science Snacks: Bubble Suspension
Explore the principles of buoyancy and semipermeability in this activity by using bubbles and dry ice.
CK-12 Foundation
Ck 12: Biology: Phospholipid Bilayers
[Free Registration/Login may be required to access all resource tools.] Describes the structure and function of the plasma membrane.