Matching Pairs Eukaryotic CellsOnline version Eukaryotic Cells by Melissa de la Rosa 1 Nucleus 2 Golgi body 3 Mitochondria 4 Vacuoles 5 Ribosomes 6 Organelles 7 Lysosomes Convert the chemical energy in food into usable energy. Store water, food, and other substances. Make proteins. Break down large molecules and recycle old cell parts. Small structures with specific functions, they float in the cytoplasm. Controls the movement of substances around the cells. Contains genetic material (DNA) with instructions for all cell functions.