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- Describe the location and characteristics of integral and peripheral membrane proteins.List 2 functions of peripheral membrane proteinsDescribe the composition of the plasma membrane. Include the general structure of different types of lipids and any asymmetry in their distribution. Include the different classes of membrane proteins and different ways in which proteins are associated with the membrane.
- Describe the Fluid-Mosaic Model of membrane structure. Indicate the hydrophobic and hydrophilic regions of the membrane and give examples of various membrane proteins.What are the three major types of protein fibers in the extracellular matrix? Describe briefly.Describe two different ways that integral membrane proteins associatewith a membrane. How do peripheral membrane proteins associate witha membrane?
- a) Give the two main membrane proteins.b) State a function each of the mentioned protins. c) Explain why change in pH can affect the function of the proteins.Explain how the chemical composition/structure of the plasma membrane allows for it to be selectively permeable. What does this information tell you about the chemical composition of an integral protein versus a peripheral protein? How do these differences allow for their different functions?Describe the molecular interactions that a cell uses to migrate through extracellular matrix. (use the key terms : actin, integrin, fibronectin)