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9 Cards in this Set
- Front
- Back
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Scientific method
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A form of knowledge-seeking that entails making observations, formulating an explanatory hypothesis, testing the hypothesis, and confirming, amending, or rejecting the hypothesis.
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Fossils
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The preserved remains of a plant or animal of the past, usually a bone, a tooth, or an impression such as a footprint or leaf impression.
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Species
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A group of interbreeding organisms reproductively isolated from other such groups.
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DNA
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Abbreviation for deoxyribose nucleic acid, a molecule containing the genetic instructions that guide the development and functioning of all living organisms.
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Genomes
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The totality of genetic information encoded in the DNA of an individual.
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Natural selection
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The process by which organism better adapted to the environment reproduce more effectively compared with less well adapted forms.
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Gene
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A DNA segment that carries genetic information.
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Mutation
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An error made when DNA is copied at the time of cell division.
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Extinction
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A form of macro-evolutionary change that occurs when a living species ceases to exist or, in paleoanthropology, when one no longer finds fossil evidence of a species.
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