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23 Cards in this Set
- Front
- Back
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Give an example of a scientific theory
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evolution
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a fossil amde out of the hardened mineras in the shape of the original is called a what
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mold
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What was Darwin's job
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learn about living things he saw on his voyage
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what is ysed by scientist to determine evelutionary relationships
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similarities of fossil formations
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techneque to know the actual dare of a fossil
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absolute dating
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define adaptation
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a trait that helps and animal survive and reproduce
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most fossils form when burried in what
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sediment
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one of the main ways a species changes is through what
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geological isolation
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a species is a group of similar organisms that can what
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mate and preduce fertile offspring
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what is a diagram that shows how different groups of organisms are related called
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branching tree
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what is the amount of time it takes for half of the atom to decay called
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half life
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evolution occurs by a process called what
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natural selection
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who wrote the book The ORgin of Species
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Darwin
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what is speicies that has no member still alive called
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extinct
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a difference between two sepcies is called what
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variation
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what do the fossils collected make up
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the fossil record
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only traits that are wht can be acted upon by natural selection
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inherited
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related species come from what
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a common ancestor
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what are the times periods in a number line fashion called
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geologic time scale
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what 3 tings affect natural selection
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over production
competition variation |
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what 3 things do scientist compare in different speices
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bone stucture
early development DNA sequence |
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what are similar stuctured animals called
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homologous structures
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what is the fancy term for wist
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carpols and later on meta carpols
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