Examlex
The type of excretory structures characteristic of class Turbellaria are:
De Facto Racial Segregation
Racial segregation occurring in practice through individuals' behaviors and decisions rather than by legal requirement.
Brown V. Board
The 1954 Supreme Court case, Brown v. Board of Education, that declared state laws establishing separate public schools for black and white students unconstitutional.
Federal System
A form of government in which power is divided between a central authority and constituent political units, such as states or provinces, allowing each to maintain certain powers independently.
Declining Significance
A concept that suggests the decreasing impact or importance of a particular factor or phenomenon over time.
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