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| states that only living organisms can produce other living organisms |
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| Darwin's terms for the selective breeding of organisms selected for certin traits in order to produce offspring having those traits |
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| Theory of evolution developed by Darwin, based on four ideas: excess reproduction, inheritance, variations, and the advantages of specific traits in an enviorment |
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| Hereditary changes in groups of living organisma over time |
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| A type of evolution where RELATED populations become increasingly DISSIMILAR usually because of different habits,ultimately resulting in a new species |
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| Anatomically similr structure inherited from a common ancestor |
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| Group of organisms of the same species that occupy the same geographic place at the same time |
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| Organism's early prebirth stage of development |
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| Evolutionary history of a species |
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| The physical seperation of members of a population when their habitat becomes divided |
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| Study of the distribution of plants and animals on Earth |
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| Varietyof inheritable caracteristics or genes in an interbreeding population |
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| Total number of genes in an interbreeding population |
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| A type of evolution where UNRELATED populations become increasingly SIMILAR due to the enviorment selecting advantageous traits |
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| Explains that eukaryotic cells mayhave evolved from prokaryotic cells |
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| Preserved evidence of anorganism,often found in sedimentary rock, that provided evidence of the past life |
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| The process of forming a species resulting in many selected populations of organisms |
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| When a species disappears and ultimately dies out |
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| Permanent change ina cell's DNA, ranging from changes in a single base pair to deletions of large sections of chromosomes |
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| Structure that has the same function but different construction and was not inherited from a common ancestor |
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| Reduced form of a functional structure that indicates shared ancestry |
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Random change in allelic frequencies in a population |
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| The internal and external structure and appearance of an organism |
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| Measure of a trait's relative contributions to the following generation |
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