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15 Cards in this Set
- Front
- Back
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Principle/theory
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hypothesis with overwhelming support
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What is life?
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Life is to be alive
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Smallest living thing
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the cell
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Burkie's cell definition
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the unit of life
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cell theory
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all living things are composed of cells
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Tissue
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groups of different kinds of cells
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organ
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group of tissues
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organ system
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groups of organs (i.e. digestive system)
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Organism
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groups of organ systems
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Population
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Groups of individuals of the same species in the same area at the same time
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community
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group of different kinds of species living in the same area (ie: community of squirrels)
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Ecosystem
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all of the communities interacting with each other in the same area
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Biosphere
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every living thing on the planet
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Biogenesis
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the creation of life, all living things come from things
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6 Characteristics of living things
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Composed of cells
need a constant of supply of energy have the ability to move have the ability to reproduce has DNA can grow |
