| A | B |
| basic unit of structure and function in living things | cell |
| structure that surrounds cytoplasm of the cell (thin covering) | cell membrane |
| structure near the center of a cell that contains the cell's DNA | nucleus |
| gel-like fluid that takes up most of the space inside a cell | cytoplasm |
| structures in the cytoplasm that carry out cell activities | organelles |
| a structure ina plant cell that contains chlorophyll | chloroplast |
| stiff outer barrier of a plant cell outside the cell membrane | cell wall |
| structures in a cell that transform the energy in food into a form cells can use | mitochondria |
| in a cell, fluid-filled structure that holds waste products or substances needed by the cell | vacuole |
| a structure located in the nucleus of a cell, made of DNA that contains genetic information needed to carry out cell functions and make new cells | chromosome |