A Vesicle is relatively small, intercellular, membrane-enclosed sac that stores or transports substances within a cell.
A vesicle is a small, fluid filled blister. That's all i know, good luck!
they keep files
secretary (or personal assistant: a person employed to assist with office clerical work and correspondence)
Its called a secretary Bird because of the feathers behind its head that look like the quills secretaries used.