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Question
The HbS allele increased in frequency in West African populations due to which of the following?a. sickle-cell anemia
b. genetic drift
c. migration
d. increased mutation rates
e. natural selection
Answer
This answer is hidden. It contains 1 characters.
Related questions
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Q:
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Q:
What common factor does Bruce Trigger propose all early civilizations share?
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3. Account for the evidence that suggests the Zhoukoudian was not a hominid habitation site?
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List the differences between the cranium and brain size of Homo erectus and modern Homo sapiens.
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It now appears likely that cultural traditions relating to stone tool technology were largely equivalent over the full geographical range of H. erectus and its contemporaries.
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H. erectus was the first species with a cranial capacity approaching H. sapiens.
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New evidence from Zhoukoudian cave has substantiated the long held notion that Homo erectus used controlled fire.
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A nuchal torus refers to the projection of bone on the top of the cranium which is very common among Homo erectus.
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All analyses have shown that Homo erectus hominins represent a different hominin than their more ancient African predecessors.
Q:
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b. Lantian
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