Term
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Definition
| scientific study of animal life |
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Term
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Definition
| Explains proximate or immediate causes dealing with biological functions; facts or principles |
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Definition
| Addresses questions of ultimate causes that mold biological systems |
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Definition
| Ordering of organisms according to evolutionary relationships |
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Term
| Darwin's Five Theories of Evolution |
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Definition
Perpetual change
Common descent
Multiplication of species
Gradualism
Natural selection |
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Term
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Definition
| Varying forms of organisms undergo measurable changes across generations throughout time |
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Definition
| All plants/animals descend from a common ancestor |
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Definition
| Life's history forms a branching tree, and all forms of life connect to this tree |
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Term
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Definition
| Organisms have similar structures with different functions. |
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Term
| Multiplication of species |
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Definition
| Branch point of evolutionary tree where ancestor splits into two different species |
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Definition
| Barriers restricting populations create new populations |
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Definition
| Large differences in anatomy that characterize different species (small changes over time) |
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Definition
| Generates novel forms from small individual variations |
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Term
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Definition
| Anatomical/physiological/behavioral traits that improve an organism's chance to survive/reproduce |
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