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Home Q & A Board Humanities History Anthropology
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Salty Salty
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9 years ago
The length of the arms decreased in hominin species over time because __________.

a. shorter arms improve balance
b. shorter arms increased tool-making ability
c. the arms were no longer weight bearing
d. the arms were used for carrying items
Textbook 
Biological Anthropology

Biological Anthropology


Edition: 3rd
Authors:
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alexaDSalexaDS
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9 years ago
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Salty Author
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#2
9 years ago
Perfection ha ha Slight Smile Probably my toughest elective course.
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#3
9 years ago
Ping me if you need more help. See ya!
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