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CPE 2nd semester exam Review
CPE 2nd semester exam Review

... You’ll notice that info from Ch 16 is not on this review sheet. While that material may be on the OGT (and that’s why we covered it) it is a litle confusing, and not on the test!  Terms you should know:  biogenesis  Archaea  radiometric dating  absolute dating  evolution  adaptation  homolog ...
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BIOL 120 Animal Systems - Spring 2004, Exam 2
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Adaptation

In biology, an adaptation, also called an adaptive trait, is a trait with a current functional role in the life history of an organism that is maintained and evolved by means of natural selection. Adaptation refers to both the current state of being adapted and to the dynamic evolutionary process that leads to the adaptation. Adaptations enhance the fitness and survival of individuals. Organisms face a succession of environmental challenges as they grow and develop and are equipped with an adaptive plasticity as the phenotype of traits develop in response to the imposed conditions. The developmental norm of reaction for any given trait is essential to the correction of adaptation as it affords a kind of biological insurance or resilience to varying environments.
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