| A | B |
| genetic recombination | the formation of a new combination of genes during sexual reproduction |
| heredity | the passing of traits from parent to offspring |
| mutation | any lteration in the sequence of DNA |
| replicate | to copy |
| selective breeding | the process of choosing a few organisms with desirable traits to serve as the parents of the next generation |
| sexual reproduction | a method of reproduction that involves two parents to produce offspring that are genetically different from either parent |
| sperm | the male sex cell |
| subunit | the section of a DNA molecule that contains a sugar, a phosphate, and a base |
| template | the pattern for a new molecule |
| traits | a characteristic that is passed from parent to offspring through the genes |