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Evolution Chapter 25 Discussion Questions
| DQ 25.1 |
Why might brain size have increased during human evolution (Fig. 25.11) ? How could alternative hypotheses be distinguished?
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| DQ 25.2 |
What is the genetic evidence that archaic Homo, living outside Africa, made a negligible contribution to our ancestry? HINT 25A
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| DQ 25.3 |
How could we find the number of genes responsible for uniquely human adaptations?
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| DQ 25.4 |
There has been an extensive discussion of whether the FoxP2 gene played a role in the evolution of our linguistic ability (see Web Notes). Summarize the evidence for and against.
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| DQ 25.5 |
It has been proposed that the gene ASPM has been responsible for part of the increase in human brain size (see Web Notes). Evaluate the evidence for this claim.
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