Vulcan blood is presumed to be green in color , the explanation for this ( first definitely advanced in the installment  Obsession ,  from the original program ) being that the oxiferous ( oxygen-carrying ) protein hemoglobin , in Vulcan blood cells , is chemically based on the element copper , rather than the element iron as is the case with ...
SECONDARY GROUPS The term secondary group has come into use in sociology to describe any group which lacks one or more of the elements that go together to characterize a primary group. In general, a secondary group is composed of individuals who lacks strong emotional ties one another.. (end of quotation) .
A person learns socialization through agents, which include: the family, the school, the peer group, and the mass media. According to Sociologist Richard Gelles (1990), The family is the most violent group in society, with the exception of the police and the military.. Nonetheless, the family provides a strong backbone and a reliable foundation; it is considered the most important agent of socialization.