The answer would be "Behavior is modified as a cause"
Answer:
it becames turgid
Explanation:
Plant cells have plasma membrane and rigid cellulose cell wall. When the cell is placed or immersed in distilled water, the water is absorbed by osmosis. As the cell becomes turgid, the cell wall creates an inward force i.e wall pressure that prevents the cell from bursting.
I believe the anwser you are looking for is the
Cell Membrane.
It is a substance that lets things in and out of the cell