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Bio: Chapter 24

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Term
Definition
Speciation   show
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Macroevolution   show
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Species   show
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Reproductive Isolation   show
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show Offspring that result from an interspecific mating.  
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show Block fertilization from occurring .  
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Postzygotic Barriers   show
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Morphological Species Concept   show
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show Views a species in terms of nits ecological niche, the sum of how members of the species interact with the nonliving and living parts of their environment.  
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Phylogenetic Species Concept   show
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show Gene flow is interrupted when a population is divided into geographically isolated subpopulations.  
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Polyploidy   show
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show An individual that has more than two chromosome sets that are all derived from a single species.  
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show A sterile hybrid that is changed into a fertile polyploid by various mechanisms.  
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show A region in which members of different species meet and mate, producing at least some offspring of mixed ancestry.  
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Reinforcement   show
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show In the fossil record, long periods of apparent stasis, in which a species undergoes little or no morphological change, interrupted by relatively brief periods of sudden change.  
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Punctuated Pattern   show
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Created by: Gianna B
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