<span>1.
an organelle, consisting of layers of flattened sacs, that takes up and
processes secretory and synthetic products from the endoplasmic
reticulum and then either releases the finished products into various
parts of the cell cytoplasm or secretes them to the outside of the cell.</span>
No, not really - you just follow the method, that's it.
Circulation is the passing of blood through the body is part of which body function.