The African Eve hypothesis, which suggests that all modern humans share a common female ancestor and that populations ancestral to present day humans migrated out of Africa about 200,000 years ago, is based on
A) the discovery of Lucy, the mother of us all.
B) analysis of variability in nuclear DNA.
C) analysis of variability in mitochondrial DNA.
D) studies of Homo erectus fossils.
E) the extinction of Neanderthals over 200,000 years ago.
Question 2
The levirate and the sororate are marital customs that extend the relationship between two family groups beyond the death of one of the spouses.
Indicate whether the statement is true or false
Neadertal inner ear anatomy is distinctive from modern humans.
Fraternal twins share about 50 percent of their segregating genes.
Comparison of Portion Sizes of Common Foods