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Biology: Chapter 1.2
Chapter 1.2 Vocabulary
| Term | Definition |
|---|---|
| Domain | in a modern taxonomic system, the broadest category, the category that contains kingdoms |
| Kingdom | in a traditional taxonomic system, the highest taxonomic category, which contains a group of similar phyla |
| Ecology | the study of the interaction between organisms and the other living and nonliving components of the environment |
| Ecosystem | a community of organisms and their abiotic environment |
| Evolution | a heritable change in the characteristics of within a population from one generation to the next, the development of new types of organisms from preexisting types of organisms |
| Natural Selection | the process by which individuals that are better adapted to their environment survive and reproduce more successfully than less well adapted individuals do; a theory to explain the mechanism of evolution |
| Adaptation | the process of becoming adapted to an environment, an anatomical, physiological, or behavioral trait that improves an organism's ability to survive and reproduce |