BIOL 112 Lecture Notes - Lecture 5: Peripheral Membrane Protein, Integral Membrane Protein, Lipid Bilayer

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3 Feb 2016
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BIOL 112 – Lecture 5 – Membranes
Membranes diagram
Fluid mosaic
o
oCan only move sideways, not up and down
Electro-microscopy
o
oThe membrane splits because there is no hydrophobic interactions left, only van-
der waals
Functions of membranes barrier transport
oPlanar bilayers: artificial membranes
o
oArtificial-membrane experiments
How rapidly can different solutes cross the membranes
when:
Different types of phospholipids are used to make the membrane?
Membranes are selectively permeable
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