| Term | Definition |
| selective breeding | Allowing only those animals w/ desired characteristics to produce the next generation |
| hybridization | crosses dissimilar breeding of individuals to bring together the best of both organisms |
| inbreeding | the continued breeding of individuals w/ similar characteristics |
| manipulating DNA | techniques are used to extract DNA,cut DNA into smaller pieces |
| Restriction enzymes | cuts DNA at a specific sequence of nucloetides |
| DNA extraction | cells are opened and DNA is separated |
| electrophoresis | mixture of DNA fragments is placed at one end of a porous gel, and a electric voltage is applied to the gel |
| recombinant DNA | enzymes make it possible to take a gene from one organism and attach it to the DNA of another organisms |