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Heterospory is the production of spores of two different sizes and sexes by the sporophytes of land plants. The smaller of these, the microspore , is male and the larger megaspore is female. Heterospory evolved during the Devonian period from isospory independently in several plant groups: the clubmosses , the ferns including the arborescent ...
Science is among these internally differentiated social systems, and within this system is the sub-system sociology. Here, in the system sociology, Luhmann finds himself again, an observer observing society. His knowledge of society as an internally differentiated system is a contingent observation made from within one of the specialized ...
Structural functionalists believe that society leans towards social equilibrium and social order. They see society like a human body, in which institutions such as education are like important organs that keep the society/body healthy and well. [17] Social reality is structured and differentiated and provides social science with its subject matter.
Family, gender and sexuality form a broad area of inquiry studied in many sub-fields of sociology. A family is a group of people who are related by kinship ties :- Relations of blood / marriage / civil partnership or adoption. The family unit is one of the most important social institutions found in some form in nearly all known societies.
In sociology, social complexity is a conceptual framework used in the analysis of society. In the sciences, contemporary definitions of complexity are found in systems theory , wherein the phenomenon being studied has many parts and many possible arrangements of the parts; simultaneously, what is complex and what is simple are relative and ...
Parsons organized social systems in terms of action units, where one action executed by an individual is one unit. He defines a social system as a network of interactions between actors. [4] According to Parsons, social systems rely on a system of language, and culture must exist in a society in order for it to qualify as a social system. [4]
Social institution – Any persistent structure or mechanism of social order governing the behaviour of a set of individuals within a given community. The term "institution" is commonly applied to customs and behavior patterns important to a society, as well as to particular formal organizations of government and public services.
Cultural reproduction, a concept first developed by French sociologist and cultural theorist Pierre Bourdieu, [1] [2] is the mechanisms by which existing cultural forms, values, practices, and shared understandings (i.e., norms) are transmitted from generation to generation, thereby sustaining the continuity of cultural experience across time.