How does the molecular clock theory work?
a. It is based on examining the number of genetic mutations that have occurred during divergence of species.
b. It proposes that species divergence is based on a constant rate of genetic drift and isolation.
c. It is based on the notion that the Earth is one hour old, and it calculates events on a 60-minute clock.
d. It is based on examining molecules and how chemical reactions occur over time.
e. It argues that evolution occurs at steady rates and cannot make any changes over time that are notprogrammed.
a
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All of the following are reasons why language is being lost today in such great numbers except:
a. Nation-states often try to suppress linguistic diversity. b. Global trade favors more populous languages from more wealthy nations. c. Linguistic minorities are increasingly working to teach their languages to their children. d. It is more profitable and advantageous to speak languages that are numerically superior. e. A vast majority of media is conducted in a few languages.
China's recent economic experiences show the difficulty of producing prosperity without high levels of social stratification
Indicate whether the statement is true or false
What % of earth's land surface was covered by ice sheets during the Pleistocene?
With which subfield of anthropology does the applied field of business anthropology have the most in common?
A) paleoanthropology B) physical anthropology C) ethnography D) archaeology