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Biology Chapter 1-2
Term | Definition |
---|---|
domain | Major subdivisions of all organisms |
kingdom | Another system of grouping organisms divides all life into six major categories |
ecology | the branch of biology that studies organisms interacting with each other and with the environment. |
ecosystem | communities of living species and their physical environments |
evolution | descent of modification; the process in which the inherited characteristics within populations change over generations such that genetically distinct populations and new species can develop |
natural selection | the theory that organisms that have certain favorable traits are better able to survive and reproduce successfully than organisms that lack these traits |
adaption | traits that improve an individuals ability to survive and reproduce |