The risk of genetic defects among the offspring of first-cousin marriages is no higher than that of the general population
Indicate whether the statement is true or false
False
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According to conflict theorists, the sense of national unity and social responsibility is undermined by an increase in inequality
a. True b. False
Which of the following is the best example of how diseases have been powerful selective agents for humans, particularly before the arrival of modern medicine?
A. Blood type A individuals are more prone to stomach and cervical cancer. Since these diseases usually occur after reproduction has ended, they are particularly powerful agents in adaptation and evolution through natural selection. B. Diseases no longer work as powerful selective agents for humans, thanks to the widespread availability of modern medicine. C. Smallpox, which appeared after people and animals started living together, has worked as a selective agent against people with sickle-cell anemia. D. Smallpox, which appeared after people and animals started living together, has worked as a selective agent for people with blood types B and O who have an ability to produce antibodies against smallpox. E. Blood type O will soon become something of the past, since it does not confer an advantage to any disease.
The term culture refers to the customary way of thinking and behaving of a particular population
Indicate whether the statement is true or false
From an anthropological perspective, culture is fixed and unchanging
a. True b. False