Chapter 4, Problem 1S

The smooth endoplasmic reticulum is the site of synthesis of the phospholipids that make up all the membranes of a cell—especially the plasma membrane. Use the diagram of an animal cell (figure 4.6) to trace a pathway that would carry a phospholipid molecule https://bookshelf.textbooks.com/#/books/9781259668920/cfvi/6/30!/4/2/2@0:0 67/68

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from the SER to the plasma membrane. What endomembrane compartments would the phospholipids travel through? How can a phospholipid molecule move between membrane compartments?