natural selection Definition: The biological process in which organisms adapt to a changing environment by a gradual alteration of hereditary characteristics, leading those organisms that successfully change to increase their chances of survival in succeeding generations.
(organisms; adapt; to a changing environment; L:The biological process) (those organisms; successfully change; to increase their chances of survival in succeeding generations) (those organisms; to increase; their chances of survival in succeeding generations)
organisms those organisms those organisms
adapt successfully change to increase
to a changing environment L:The biological process
to increase their chances of survival in succeeding generations
their chances of survival in succeeding generations