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Evolution chapter 7

Adaptation a characteristic that improves an individual’s ability to survive and reproduce in a particular environment
Species a group of organisms that are closely related and can mate to produce fertile offspring
Evolution the process in which inherited characteristics within a population change over generations such that new species sometimes arise
Fossil the remains or physical evidence of an organism preserved by geological processes
Fossil record a historic sequence of life indicated by fossils found in layers of the Earth’s crust
Trait a genetically determined characteristic
Selective breeding the human practice of breeding animals or plants that have desired characteristics
Natural selection the process by which organisms that are better adapted to their environment survive and reproduce more successfully than less well adapted individuals do; a theory to explain the mechanics of evolution
Generation time the period of time between the birth of one generation and the birth of the next generation
Speciation the formation of new species as a result of evolution
Homologous structures anatomical features that have similar evolutionary origins and exhibit similar anatomical patterns
Created by: lsvocab