The vacuole is most like a

A vacuole is a structure found in animal, plant, bacteria, protist, and fungi cells. It’s one of the largest organelles found in cells, and it’s shaped like a large sac. Vacuoles have a simple structure: they are surrounded by a thin membrane

Explanation:

B because water balloons store water and so does a vacuole

this protocol provides a detailed procedure for agarose-based ip to purify and enrich the protein of interest.