Which plant cell structure stores large amounts of chemicals—including salts, minerals, proteins, and water—for the cell and the cell maintain its shape?

The central vacuole is the plant cell structure that stores large amounts of chemicals - including salts, minerals, proteins, and water - for the cell and helps the cell maintain its shape. A vacuole is actually a membrane bound organelle that is present in all plant and fungal cells present on our earth. Some animal, protist and bacterial cells also have vacuole.

Both prokaryotic and eukaryotic cells have ribosomes and cell membranes