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Raymond J. DeMallie and Alfonso Ortiz wrote in "North American Indian Anthropology: Essays on Society and Culture": "Among some Coast Salish, particularly those on Vancouver Island and the Straits Salish, the kinship system contained a potential basis for primogeniture. For example, separate terms for the oldest child existed in some societies.
Advances in transportation and telecommunications infrastructure, including the rise of the telegraph and its modern representation the Internet, are major factors in globalization, generating further interdependence of economic and cultural activities. [39] Like a stratified class system within a nation, looking at the world economy one can ...
Through the formation of different layers a given habitat is better utilized. Strongly vertically stratified habitats are very stable ecosystems. The opposite is not true, because several less stratified vegetation types, such as reed beds, can be very stable. The layers of a habitat are closely interrelated and at least partly interdependent.
Population structure (also called genetic structure and population stratification) is the presence of a systematic difference in allele frequencies between subpopulations.In a randomly mating (or panmictic) population, allele frequencies are expected to be roughly similar between groups.
This glossary of biology terms is a list of definitions of fundamental terms and concepts used in biology, the study of life and of living organisms.It is intended as introductory material for novices; for more specific and technical definitions from sub-disciplines and related fields, see Glossary of cell biology, Glossary of genetics, Glossary of evolutionary biology, Glossary of ecology ...
Stratification (seeds), where seeds are treated to simulate winter conditions so that germination may occur Stratification (clinical trials), partitioning of subjects by a factors other than the intervention
Boyd and Richerson's book, Culture and the Evolutionary Process (1985), was a highly mathematical description of cultural change, later published in a more accessible form in Not by Genes Alone (2004). In Boyd and Richerson's view, cultural evolution, operating on socially learned information, exists on a separate but co-evolutionary track from ...
Matrilineality is the tracing of kinship through the female line. It may also correlate with a social system in which each person is identified with their matriline, their mother's lineage, and which can involve the inheritance of property and titles.