| DQ 25.1 |
Why might brain size have increased during human evolution (Fig. 25.11) ? How could alternative hypotheses be distinguished?
|
| DQ 25.2 |
What is the genetic evidence that archaic Homo, living outside Africa, made a negligible contribution to our ancestry?
HINT 25A
|
| DQ 25.3 |
How could we find the number of genes responsible for uniquely human adaptations?
|
| 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.
|
| 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.
|
