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Adaptation, in biology, the process by which a species becomes fitted to its environment; it is the result of natural selection’s acting upon heritable variation over several generations. Organisms are adapted to their environments in a variety of ways, such as in their structure, physiology, and genetics.
1. : something that is adapted. a new adaptation of an old recipe. specifically : a composition rewritten into a new form. a screen adaptation of a novel. 2. : the act or process of adapting. a process undergoing adaptation. : the state of being adapted. adaptation to changing circumstances. 3. : adjustment to environmental conditions: such as. a.
In biology, adaptation has three related meanings. Firstly, it is the dynamic evolutionary process of natural selection that fits organisms to their environment, enhancing their evolutionary fitness. Secondly, it is a state reached by the population during that process.
Oct 19, 2023 · Vocabulary. In evolutionary theory, adaptation is the biological mechanism by which organisms adjust to new environments or to changes in their current environment. Although scientists discussed adaptation prior to the 1800s, it was not until then that Charles Darwin and Alfred Russel Wallace developed the theory of natural selection.
ADAPTATION definition: 1. the process of changing to suit different conditions: 2. the process in which a living thing…. Learn more.
something that is changed or modified to suit new conditions or needs. biology an inherited or acquired modification in organisms that makes them better suited to survive and reproduce in a particular environment. physiol the decreased response of a sense organ to a repeated or sustained stimulus.
Oct 19, 2023 · Structural and Behavioral Adaptations. An adaptation can be structural, meaning it is a physical part of the organism. An adaptation can also be behavioral, affecting the way an organism responds to its environment. An example of a structural adaptation is the way some plants have adapted to life in dry, hot deserts.
