Structure and function

• Semi-permeable:

  • Transports some things into the cell not all
• Referred to as a fluid mosaic model
• Has a phospholipid bilayer:

  • Hydrophobic lipid tail
  • Hydrophilic phosphate head
• Has protein channels

  • Used for transport
• Found in both plants and animals
• Cell membrane diagram

  A) not important

  B) not important