Question: Assume a migrating salmon moves from Alaskan waters past Cabo San Lucas into the Sea of Cortez, many miles south of San Diego. How would you expect the phospholipids of the plasma membrane to change in response to this migration?
Question: A membrane protein has exoplasmic and cytoplasmic domains. If you manage to isolate that protein, how do know which parts of the protein are inside the cell and which are outside?