sentence2_structure: Vesicles<>are<>basic tools of the cell for organizing metabolism, transport, and storage of molecules
sentence1: Storage vesicles Storage vesicles, often referred to as secretory vesicles or granules, contain material produced by the cell which will ultimately be released by the cell into the extracellular space.
sentence2: Vesicles are basic tools of the cell for organizing metabolism, transport, and storage of molecules.
question: What are basic tools of the cell for organizing metabolism, transport, and storage of molecules?