| Term | Definition |
| heredity | The passing of genetics from parent to offspring |
| dominant trait | the trait observed in the first generation when paents that have different traits are bred |
| recessive trait | A trait that reappears in the second generation when parents with different traits are bred |
| trait | the different forms of the characteristic |
| characteristic | a feature that has a different form in a population |
| self-pollination | they have both male and female reproductive systems so they can fertilize themselves |
| true-breeding plants | characteristics are all the same as the parent; self pollinating |
| cross-pollination | Pollen from 1 plant fertilizes another plant; transfered by bees or wind |
| 1st generation | the first offspring |
| 2nd generation | 1st generations kids |
| ratio | relationship between 2 #s often expressed w/ a fraction |