Term
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Definition
| The rapid expansion and diversification of an evolving group of organisms into a variety of new ecological niches |
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Term
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Definition
| A speciation model emphasizing physical barriers that produce reproductive isolation between populations |
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Term
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Definition
| Similarities between organisms based strictly on common fuction with no assumed descent from a common ancestor. Ex: Wings of a butterfly and Wings of a bird. |
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Term
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Definition
| referring to a character that reflects the intial condition within a lineage. |
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