Stack #4412662 Word Scramble
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| Term | Definition |
| fossil record | is made up of all the fossils ever discovered on earth. |
| mold | the impression of an organism |
| cast | is a fossil copy of an organism in a rock |
| trace fossil | is the preserved evidence of the activity of an organism |
| geologic time scale | is a chart that divides earths history into different time units |
| extinction | occurs when the last individual organism of a species dies |
| biological evolution | is the change over time in population of related organism |
| naturalist | is a person who studies plants and animals by observing them |
| variation | is a slight difference in an inherited trait of individual members of a species |
| natural selection | is the process by which population of organisms with variations that help them survive I their environment live linger, complete better, and reproduce more than those who do not have the variation |
| adaptation | is an inverted trait that increases an organisms chance of surviving and reproducing in its environment |
| camouflage | is an adaption that enables a species to belp in with its environment |
| mimicry | camouflage and mimicry are adaptions that help species avoid being eaten |
| selective breeding | like many domestic plants and animals produced from selective breeding pigeons look different from their ancestors |
| comparative anatomy | is the study of similarities and differences among structures of living species |
| homologous structures | are body parts of organisms that are similar in structure and position but different function |
| amalouse struct |
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denn1e