Which of the following options correctly lists the order of the structures of the endomembrane system through which insulin passes from its production to its existence from the cell? Insulin is a protein that is produced by pancreatic cells and secreted into the bloodstream.
A. Rough ER, transport vesicles, Golgi apparatus, transport vesicles, cell membrane B. Rough ER, lysosomes, transport vesicles, cell membrane C. Rough ER, golgi apparatus, mitochondria, cell membrane D. Rough ER, cell membrane