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evolution change over time
fossil preserved remains of an ancient organism
fitness ability of an individual to survive and reproduce in a specific environment
adaptation inherited characteristic that increases an organism's chance of survival
natural selection the process by which organisms with variations most suited to their environment survive and leave more offspring than others
homologous structures body structures that are similar in different species of common ancestry
vestigial structures body structures with little or no function
biogeography study of past and present distribution of organisms
artificial selection the process by which humans breed other animals and plants for particular traits.
anaglogous structures body structures that share a common function but not structure
Created by: Mrs.Stichter