Question

1. Assess the endomembrane system and decide whether its evolution decreased or had no effect on the fitness of cells.

2. Illustrate the geography (subcellular localization) of the components of the endomembrane system and label all the parts.

3. Explain how all parts of the endomembrane system acquire new membrane and new lipids.

4. Explain how the preassembled carbohydrate tree is assembled and then covalenetly linked to a protein in the endomembrane system.

5. Explain how a membrane vesicle is separated from the ER for transport to the golgi apparatus.

6. Describe how these vesicles are first target to the correct location in the endomembrane system and subsequently how they fuse into that endomembrane compartment.