| A | B |
| CELL | billions of these are in your body |
| MICROSCOPE | ? helps you see things close-up |
| CYTOPLASM | jelly-like liquid contained in the cell |
| NUCLEUS | control center of cell |
| NUCLEARMEMBRANE | protects the nucleus |
| CELLWALL | found only in plant cells; made of cellulose |
| CELLMEMBRANE | semi-permeable outer covering |
| MITOCHONDRIA | powerhouse of cell |
| RIBOSOME | makes proteins needed by the cell |
| CELLTHEORY | Virchow created this |
| ENDOPLASMIC RETICULUM | ER for short |
| LYSOSOME | ? help digest and recycle materials in the cell |