| A | B |
| biodiversity | variety of organisms/genetic variation/species/communities in an ecosystem |
| gene | DNA segment in chromosome-codes for specific hereditary trait |
| keystone species | affects survival/abundance of many other species in community |
| ecotourism | supports conservation of ecologically unique areas |
| endangered apecies | endangered of extnction in an area/nationally protected |
| threatened species | likely to be endangered in near future |
| poaching | illegal harvesting of fish/game/other species |
| endemic species | species native to a part. place/only found there |
| germ plasm | hered. material found in germ cell protoplasm |
| Endangered Species Act | 1973-protects plants/animals in danger of ext. |
| habitat conservation plan | uses tradeoffs to protect threatened/endangered species |
| Biodiversity Treaty | Int. Treaty to strengthen & preserve bio resources |