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DLT lesson 2
Theory of Evolution by Natural Selection
Term | Definition |
---|---|
evolution | the process by which populations change over time |
artificial selection | the process by which humans select plants or animals for breeding based on desired traits |
natural selection | the process by which organisms that inherit advantageous traits tend to reproduce more successfully than other organisms do |
variation | within a population there are natural differences |
mutation | a change in genetic material |
adaptation | an inherited trait that helps an organism survive and reproduce in its environment |
extinction | occurs when all members of a species have died |
camouflage | disguise the presence of a person, animal, or object |
species | a group of living organisms consisting of similar individuals capable of exchanging genes |