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The rock in the image is marble, which any layers and is extremely hard. It was formed under high heat and pressure. Marble is an
example of
rock changing into
rock.

The cytoplasm provides a medium for the organelles to remain suspended. The cytoplasm acts as a buffer and protects the genetic material of the cell and also the cellular organelles from damage caused due to movement and collision with other cells. Cellular respiration begins in the cytoplasm with glycolysis.