Insulin is a protein that is produced by pancreatic cells and released into the bloodstream. Which of the following choices best describes the route of insulin from its production to its exit from the cell?
rough ER, transport vesicles, cell membrane
rough ER, Golgi complex, smooth ER, cell membrane
rough ER, lysosomes, transport vesicles, cell membrane
rough ER, transport vesicles, Golgi complex, transport vesicles, cell membrane
📝 Detailed explanation
Secreted proteins travel from rough ER to Golgi and then in secretory vesicles to the cell membrane.
