Researchers from the United States and Germany have argued that the common ancestor of Neandertal and modern humans existed about ____________ years ago
a. 1,000,000
b. 600,000
c. 400,000
d. 100,000
b
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H. erectus' meat consumption is associated with their __________
a. larger brains b. smaller bodies c. greater range d. stone tools efficiency
Artifacts are
A. portable objects that people made in the past. B. fossil bones. C. pyramids. D. all of the above. E. none of the above.
Human language is a symbol system. This is important for all of the following reasons EXCEPT:
A) it means there is a direct connection between sound and meaning. B) it allows humans language to be inherently creative. C) it means that a small number of sounds can have an infinitely large number of meanings. D) there is no maximum number of words and meanings in any human language. E) it allows humans to transmit and store information.
Acheulean tools date back to approximately __________ years ago
a. 1.8 million b. 1.6 million c. 1 million d. 600,000