The word for a disease-producing agent is:
A. pathogen.
B. bacteria.
C. illness.
D. virus.
Answer: A
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The productivity of any given environment is directly related to:
A) the amount of available biofuels. B) the amount of genetic diversity in the species present in the environment. C) the number of people living in an area. D) the technology used to exploit it. E) the availability of resources within specific climate zones.
In recent times, many foraging groups have been exposed to the idea of food production but have not adopted it. Why?
A. They did not have the skills or tools to do so. B. Their own economies provided a perfectly adequate and nutritious diet, with a lot less work. C. People naturally resist change, especially foragers. D. They had to ask permission from the state to do so. E. They did not realize the advantages of food production.
Descent from a common ancestor through males only is called
a. patrilineal descent. b. matrilineal descent. c. bilateral descent. d. endogamy.
The study of nonverbal signals is called proxemics
a. True b. False Indicate whether the statement is true or false