Why is relative dating important
Family is a group of people affiliated by consanguinity (by recognized birth), affinity (by marriage), or co-residence/shared consumption (see Nurture kinship).In most societies it is the principal institution for the socialization of children.the difference between a mother and a childless woman).Degrees of relationship are not identical to heirship or legal succession.For example, the word brother in English-speaking societies indicates a son of one's same parent; thus, English-speaking societies use the word brother as a descriptive term referring to this relationship only.In many other classificatory kinship terminologies, in contrast, a person's male first cousin ( whether mother's brother's son, mother's sister's son, father's brother's son, father's sister's son) may also be referred to as brothers.As the basic unit for raising children, Anthropologists most generally classify family organization as matrifocal (a mother and her children); conjugal (a husband, his wife, and children; also called nuclear family); avuncular (a brother, his sister, and her children); or extended family in which parents and children co-reside with other members of one parent's family.
In some cultures, kinship relationships may be considered to extend out to people an individual has economic or political relationships with, or other forms of social connections.
With patrilineal descent, individuals belong to their father's descent group.
Societies with the Iroquois kinship system, are typically uniliineal, while the Iroquois proper are specifically matrilineal.
Kinship can also refer to a principle by which individuals or groups of individuals are organized into social groups, roles, categories and genealogy by means of kinship terminologies.
Family relations can be represented concretely (mother, brother, grandfather) or abstractly by degrees of relationship (kinship distance). a father in relation to a child) or reflect an absolute (e.g.