The recent study (1973) by the Grants in the Galapagos Islands documented a drought that dramatically changed the availability of food to the island's finches
Finches with larger beaks tended to survive the drought over other finches with smaller beaks. This study illustrates __________.
A. mutation
B. organic change
C. random choice
D. natural selection
Answer: D
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Groups who practice female genital mutilation defend it on __________ grounds
a. political b. medical c. cultural d. religious
The fact that European Jews and so-called Aryans shared similar physical characteristics illustrates which of the following?
A. Anthropologists disagree with biologists in terms of how racial categories should be defined. B. Racism has a strong foundation in biological categories. C. Racist beliefs are not scientifically valid. D. Despite cultural differences, European Jews were actually of "Aryan" descent.
Which of the following is not a significant characteristic of race?
a. It is an arbitrary designation. b. No scientific criteria exists on how many differences it takes to make a race. c. No one group has exclusive possession of any gene or genes in the human gene pool. d. Populations are genetically open. e. The genetic differences between populations, or groups, is greater than that between any two human beings.
Although there were great differences among colonies, all came to independence as relatively poor nations
Indicate whether the statement is true or false