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Scientists Use Mitochondrial Dna to Track the Migration of Humans

Question 13
Multiple Choice

Scientists use mitochondrial DNA to track the migration of humans across the planet.After a group migrates away from their ancestral homeland,any mutations that occur are not mixed with those left in the ancestral population.Therefore,mitochondrial DNA samples taken from ____ would have the fewest unique mutations,representing the original and oldest DNA sequences. A)Asia B)Australia C)Europe D)Africa E)the Americas

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Q 14
Scientists use mitochondrial DNA to track the migration of humans across the planet.After a group migrates away from their ancestral homeland,any mutations that occur are not mixed with those left in the ancestral population.Therefore,mitochondrial DNA samples taken from ____ would have the most unique mutations,representing the most recent population to migrate to a new area. A)Africa B)Asia C)Australia D)Europe E)the Americas
Q 15
Which of the following enabled Homo sapiens to develop complex cultures unlike other members of the Homo genus? A)the ability to walk upright B)the development of agriculture C)the ability to migrate out of Africa D)changes in skin color E)the ability to use stone tools
Q 16
Humans and chimps are both A)primates and hominids. B)primates only. C)hominids only. D)Homo sapiens only. E)primates and Homo sapiens.
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