Question

the purpose of the cell wall in plants is to
send chemical signals to neighboring cells.
control what crosses into and out of the cell.
store dna and proteins in the cell for use by the the organism.
prevent the cell from bursting when holding large amounts of water.

Explanation:

The plant cell wall provides structural support and turgor - pressure resistance, preventing the cell from bursting when taking in a lot of water through osmosis. The other options describe functions of other cell components like cell - to - cell signaling is often done by molecules like hormones, the cell membrane controls what enters and exits the cell, and DNA is stored in the nucleus.

Answer:

prevent the cell from bursting when holding large amounts of water.