A vesicle.
In plant cells, a vacuole is a space in which a substance is kept that keeps the plant firm and healthy.
Stores food, water, waste products, and other materials. Also keeps cell membrane strong and keeps the adult plant upright.
A vacuole plays a role in digestion within the cell and it stores water and nutrients. It is full of water to help support the cell's structure. (:
what does the vacuole membrane's function?