| A | B |
| Golgi body | packages chemicals |
| smooth ER | produce lipids and steroids |
| rough ER | holds ribosomes -protein synthesis |
| lysosome | exocytosis/endocytosis and contain enzymes |
| nuclear envelope | contains the nuclear material |
| nuclear pore | allows mRNA to pass into cytoplasm |
| nucleolous | produces RNA and ribosomes |
| plasma membrane | import/export of chemicals |
| centrioles | microtubules, control cell division |
| mitochondrion | release of energy, ATP |
| ribosome | protein synthesis |