Examlex
Identify the type of cells that secrete hydrochloric acid to dissolve the mineral component of bone matrix.
Pressure-Flaking
A technique used in stone tool making where materials are shaped by the application of pressure to flake off small pieces.
Multiregional Hypothesis
The hypothesis that modern humans originated through a process of simultaneous local transition from Homo erectus to Homo sapiens throughout the inhabited world.
Recent African Origins Hypothesis
The hypothesis that modern humans are all derived from one single population of archaic Homo sapiens who migrated out of Africa after 100,000 years ago, replacing all other archaic forms due to their superior cultural capabilities; also known as the Eve hypothesis or the out of Africa hypothesis.
Homo Sapiens Idaltu
An extinct subspecies of Homo sapiens that lived approximately 160,000 years ago, discovered in Ethiopia.
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