Group selection erroneously explains the nature of natural selection because __________
a. geneticists have been unable to identify an altruism gene
b. altruistic groups of animals are more likely to be attacked by predators
c. no purely altruistic groups of animals have been identified in nature
d. a selfish individual may have greater fitness and pass selfish behavior to its offspring
Correct Answer: d
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Stonehenge was built over a period of 1500 years, from approximately 3000 to 1500 B.C.
Answer the following statement true (T) or false (F)
What is the term for the arbitrary rule that automatically places the children of a union between members of different socioeconomic groups in the less-privileged group?
A. hypogamy B. hypodescent C. polyandry D. hypervitaminosis E. polygyny
Which of the following is an example of genetic drift?
a. a random mutation introduces a new trait into a population b. a population migrates c. a certain gene travels through a population over many generations d. all of these
The a population, the greater the potential effect of genetic drift on gene frequencies
a. larger b. more diverse c. more migratory d. smaller