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Biology Pre-Learning Check
Biology Pre-Learning Check

... Different tortoises on different Galapagos Isl. ...
Natural Selection Notes (15.3)
Natural Selection Notes (15.3)

... be so close that the evolution of one species ____________ the evolution of the other species.  Associated with ____________ ...
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BI 102 Instructor: Waite Final Exam Study Guide Quiz 4: Lecture 13
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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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