"While they are difficult to define, are smaller subgroups within a larger dominant society united by sets of concepts, values, symbols, and shared meanings specific to the members of that group."

subcultures

Explanation:

Subcultures -

This concept was given in the field of cultural studies and sociology .

It refers to the smaller groups , which have some characteristics common  concepts , beliefs , symbols and thoughts , are referred to as a subculture .

The example of subculture are bikers , goths and hippies etc .

The subculture bifurcation , is a smaller group of people , than the cultural bifurcation .

In subcultures , the child might or might not be following the similar parent cultures .,

Hence , from the given information of the question ,

The correct term is subcultures .

SUBCULTURE

Explanation: Subculture can be defined as a portion of the arts, customs, lifestyles, background, and habits that characterize a particular society or nation distinguished by its customs or other features.

In essence they are part of a culture but because them developing some slightly different norms and values regarding cultural, political and sexual matters they can be distinguished from the Origin culture. Subcultures might include hippies, Goths, fans of hip hop or heavy metal and even bikers

the above statement/question is (true);