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Unformatted text preview: (glossary). Dynamic, ever-changing entities (113). Tend to be overlapping categories, rather than completely distinct units (113). The definition of a species is currently debated. We now have DNA analysis to help us categorize individuals into species. Reproductive isolation seems to assist in designating a species (1130. Subspecies A group of local populations that share part of the geographic range of a species and can be differentiated from other subspecies based on one or more phenotypic traits (glossary). A termto describe variation below the species level (128). In biological sciences, the term race has been used interchangeably with subspecies (129). Human races correspond to groups of populations that are found in or derived from a particular geographic area. Organisms...
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- Spring '07
- Biological Anthropology