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BIO 15
NATURAL SELECTION AND EVIDENCE OF EVOLUTION
| Question | Answer |
|---|---|
| EVOLUTION | CHANGE OVER TIME |
| ARTIFICIAL SELECTION | SELECTIVE BREEDING OF PLANTS AND ANIMALS TO GET DESIRABLE TRAITS |
| NATURAL SELECTION | PROCESS BY WHICH TRAITS THAT HELP ORGANISMS SURVIVE ARE "PICKED" BY NATURE. |
| HOMOLOGOUS STRUCTURES | STRUCTURES ON DIFFERENT ORGANISMS THAT HAVE SIMILAR INTERNAL BONE STRUCTURES BUT DIFFERENT EXTERNAL FORMS. (EX: HUMAN ARM AND CAT LEG) |
| VESTIGIAL STRUCTURES | STRUCTURES THAT HAS LOST MUCH OF ITS ORIGINAL FUCTION (EX. APPENDIX) |
| ANALOGOUS STRUCTURE | STRUCTURES ON DIFFERENT ORGANISMS THAT HAVE DIFFERENT BONE STRUCTURE BUT PROVIDE THE SAME OR SIMILAR FUNCTION. (EX: DOLPHIN FIN AND SHARK FIN) |
| DIVERSITY | A VARIETY OF TRAITS OR GENES AMONG A POPULATION OR BETWEEN POPULATIONS |
| CLADOGRAM | A DIAGRAM THAT SHOWS SHARED CHARACTERISTICS AMONG SPECIES |
| FITNESS | HOW WELL AN ORGANISM CAN SURVIVE AND REPRODUCE IN ITS ENVIRONMENT |
| SEXUAL SELECTION | SELECTION OF MATES BASED ON HERITABLE TRAITS |
| ADAPTATIONS | CHARACTERISTIC AN ORGANISM IS BORN WITH THAT INCREASES AN ORGANISM'S ABILITY TO SURVIVE AND REPRODUCE |
| SPECIES | GROUP OF ORGANISMS THAT CAN REPRODUCE FERTILE OFFSPRING |