| A | B |
| Extinct | Group that permanently disappears from Earth is said to be this. |
| Genetic Engineering | Method of producing organisms with preferred traits. |
| Adaptation | Trait that improves an organism's chance to survive. |
| Cloning | Organism is produced that is genetically identical to its parent. |
| Natural Selection | Theory that organisms with favorable traits are more likely to survive. |
| Species | Group that can mate and produce fertile offspring. |
| Evolution | Process where change occurs over time. |
| Inbreeding | Selective breeding techniques where organism's that have the same or similar sets of genes are mated. |
| Selective Breeding | Organisms with preferred traits are crossed to make offspring. |
| In vitro fertilization | Process of fertilizing an egg outside the mother's body. |
| Hybridization | Selective breeding method in which 2 organisms with different variation of the same trait are mated. |