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Table 1-2

Cell Membrane Composition

    Phospholipids

  • Lecithins (phosphatidylcholines)

  • Sphingomyelins

  • Amino phospholipids (phosphatidylethanolamine)

    Proteins

  • Structural proteins (microtubules)

  • Transport proteins (sodium-potassium ATPase)

  • Ion channels

  • Receptors

  • Enzymes (adenylate cyclase)