In the nineteenth century the Jones family owned a considerable amount of land in rural Massachusetts and was respected by everyone in the community. However, as farming declined the family was forced to sell its land and move into town, where today most of the Joneses work in the local canning factory. The Joneses have experienced:
a. downward mobility
b. geographic mobility
c. horizontal mobility
d. upward mobility
Question 2
Although common in the nineteenth century, chain migration is relatively rare today.
Indicate whether the statement is true or false
The evolution of the globin gene family in humans
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