Use your graphing calculator to determine if the equation appears to be an identity or not by graphing the left expression and right expression together. 
Definitions:
Gene Flow
The transfer of genetic material from one population to another, enhancing genetic diversity.
Out of Africa Hypothesis
The theory proposing that modern humans originated in Africa before migrating to other parts of the world.
Mousterian Tool Tradition
A Stone Age technology associated with Neanderthals and early modern humans, characterized by specific types of stone flakes and tools.
Middle Paleolithic
Describes a period in human prehistory between 300,000 to 30,000 years ago, characterized by the development of Neanderthal cultures and significant advancements in tool technology.
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