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Biology
Unifies much of natural science
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Cell
- *basic unit of life
- *cellular level- atoms, molecules, organelles, cells
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Tissue
*organismal level- tissue, organs, organ system
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Organ
*Organismal level-two or second
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Population
- is the community
- * poplutation level- species-community-ecosyetem-biosphere
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Emergent Properties
Result form interaction of components and cannot be deduced by looking at parts themselves
Ex: life is an emergent property
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Deductive Reasoning
Uses general principles to make specific predictions
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Inductive Reasoning
Uses specific observations to develop general conclusions
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Hypothesis
- Possibel explanation for an observation
- *must be tested to determine validity
- *tested in many different ways
- *allows for predictions to be made
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Scientific Theory
body of intercconnected concepts supported by much experimental evidence and reasoning expresses ideas of which we are most certain
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Darwin
- Naturalist who mapped expeditions around coastal south america
- *30 years of observation
- * wrote "on the origin of species by means of natural selection"
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Evolution
how living things have change over time
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