| Term | Definition |
| cell wall | protect and support the plant cell |
| chlorophyll | green substance foundin chloroplasts that help plants make food by trapping the sun's energy |
| mitochondria | releases energy for the cell |
| cell | smallest unit of living matter |
| cytoplasm | a jelly-like substance in which organelles are found |
| cell membrane | thin outer covering of a cell that controls what enters and exits the cell |
| barter | to trade |
| Mississippi Mound Builders | first people to live in TN who get their name from the mounds of earth they built and left behind |
| complete metamorphosis | a total change in body form (ex. butterfly) (4stages) |
| incomplete metamorphosis | change is not complete because nymph stage resembles the adult stage (ex. termite) (3 stages) |