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| Genetic changes in a species over time resulting in the development of genetic and phenotypic differences that are the basis for natural selection; decent of organisms for a common ancestor. |
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| Structure that has a similar function in separate lineages. ie; Eyes...insect vs human. |
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| A phylum of bacteria that obtain energy through photosynthesis. The name "Cyan" comes from the color of the bacteria, aka blue-green bacteria. |
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| The study of geographical distribution of organisms. |
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| A structure that is similar in different types of organisms because these organisms descended from a common ancestor. ie; Five Finger Hands, Primate and Human. |
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| Dome like structure found in shallow seas consisting of cyanobacteria bound to calcium carbonate. |
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| Ability of an organism to reproduce and pass its genes on to the next fertile generation. Measured against the ability of other organisms to reproduce in the same environment. |
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| Total of all the Alleles of all the individuals in a population. |
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| Change in gene frequencies between populations of a species over time. |
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| Mechanism of evolutionary change caused by environmental selection of organisms most fit to reproduce, resulting in adaptation to the environment. |
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