Vesicle transport requires energy, so it is also a form of active transport, and proteins leave the ER in transport vesicles 5. Given these facts, how do proteins leave the ER among the following options:
- aqueous solution
 - it's state
 - Veins and arteries.
 - Move to another area
 - allow growth
 - active transport
 - It expands
 - movement


 

      active transport   