Sean is trying to decide if a cell is a plant or animal cell. he studies the cell and is able to determine the function of many of the structures in it. which notable structure can him identify the cell? a structure that breaks down waste and other materials in the cell—only animal cells have structures with this function a structure that breaks down sugar molecules to provide energy—only plant cells have structures with this function a structure that converts energy from sunlight into chemical energy—only plant cells have structures with this function a structure that can store water, waste, food, and other materials—only animal cells have structures with this function