| A | B |
| Aids | Disease caused by HIV |
| endoplasmic reticulum | moves material in the cell |
| cell membrane | surrounds all cells |
| organelles | in cytoplasm of eukaryotic cells |
| nucleus | directs cell activity |
| mitochondria | releases energy for a eukaryotic cell |
| chromatin | holds genetic blueprints for the cell |
| chloroplasts | trap light energy in plant cells |
| ribosomes | where proteins are made |
| gene therapy | use of viruses to help people with genetic disorders |
| lyosomes | digests wastes in cells |
| light microscope | microscope using 2 lenses |
| vacuoles | stores water,food,or waste |
| virus | hereditary material covered by protein that infects & reproduces inside a living cell |
| host cell | cell in which a virus reproduces |
| tissue | similar cells doing the same work |
| vaccine | damaged virus particles used to prevent disease |
| cell theory | states that cells come from other cells |
| cytoplasm | gel-like substance inside cell |
| cell wall | supports and protects plant cell |