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Chapter 1, Section 2
Vocab for 1.2 Biology
| 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 interactions between organisms and the other living and nonliving components of their environment. |
| ecosystem | A community of organisms and their abiotic environment. |
| evolution | A heritable change in the characteristics within a population from one generation to the next; the development of two new types of organisms from preexisting types of organisms over time. |
| 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. |
| adaption | The process of becoming adapted to an environment; an anatomical, physiological, or behavioral trait that improves an organism's ability to survive and reproduce. |