Question

what is the importance of water in a cell

Answer 1

It helps in maintenance of turgidity of cell thereby maintaining its turgor pressure.It fills the vacuole of plant cell.

Answer 2

Some ions and molecules in biological organisms also need to be able to move through tissues, and membranes e.g. cell membranes. They move by the processes of diffusion, osmosis and active transport - of which osmosis is the diffusion of water, an important process in living organisms.