Figure3.5 Fluid mosaics(2)流动镶嵌 Embedded in the matrix are proteins that have considerable hydrophobic character in the region that traverses the fatty acid bilayer. Hydrophilic proteins and other charged substances,such as metal ions, may be attached to the hydrophilic surfaces. Out Phospholipids Hydrophilic groups 6-8nm Hydrophobic groups In Integral membrane Phospholipid proteins molecule Piagrau of the structure of the cytoplasmic membrane ©2012 PearsonFigure 3.5 Phospholipids Integral membrane proteins 6–8 nm Hydrophilic groups groups Hydrophobic Out In Phospholipid molecule © 2012 Pearson Education, Inc. Fluid mosaics (2) 流动镶嵌 Embedded in the matrix are proteins that have considerable hydrophobic character in the region that traverses the fatty acid bilayer. Hydrophilic proteins and other charged substances, such as metal ions, may be attached to the hydrophilic surfaces. Diagram of the structure of the cytoplasmic membrane