What is the function of a vacuole in a cell?

A vacuole is a membrane-bound cell organelle. In animal cells, vacuoles are generally small and help sequester waste products. In plant cells, vacuoles help maintain water balance. Sometimes a single vacuole can take up most of the interior space of the plant cell.

Explanation: hope  this helps :)

not only is it colder, it also becomes darker, less salty, and more dense.