| A | B |
| cell membrane | maintains homeostasis |
| cell wall | found only in plants that is an inflexible boundary |
| chloroplast | site for photosynthesis |
| nucleus | control center of the cell containing DNA |
| endoplasmic reticulum | cell's delivery and transportation system |
| ribosome | site for protein synthesis |
| mitochondria | breaks down food into energy |
| golgi | modifies and fixes newly made proteins and lipids |
| vacuole | storage unit for the cell |
| lysosome | cell's recycling and garbage truck |
| cytoplasm | fluid that surrounds organelles allowing for transportation |
| cytoskeleton | tubules that help support the cell |