Genes may have two or more alternate forms, or alleles. This phenomenon is called __________
A. polymorphism
B. polytypic organization
C. phenotypic variation
D. mutation
Answer: A
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Which of the following is an example of qualitative data?
a. relationships between members of households within a community b. population trends in births c. fluctuations in community size d. sources of income
In all human societies, kinship is tied to the biological relationships created by human reproduction. However:
a. how different societies sort and categorize kinship relationships is as much a matter of culture as it is ofbiology b. bilateral descent systems are less influenced by culture than others. c. unilineal descent systems are seldom influenced by cultural definitions of social relationships. d. ambilateral descent systems are the least influenced by culture than others. e. how different societies classify kin is a direct interpretation and representation of biology and biologicalrelationships.
The foundations of the state—a social and political unit featuring a central government, extreme contrasts of wealth, and social classes—emerged
A. in the alluvial desert plain of the Tigris and Euphrates rivers, where a new economy based on irrigation and trade fueled the growth of this entirely new form of society. B. out of an attempt to copy, on a larger scale, the lifestyle that early sedentism offered its members prior to the sudden population growth caused by food production. C. in the hilly flanks, because that was the area that could best sustain a growing population. D. at the intersection of the Tigris and Euphrates rivers, where the abundance of water helped keep a complex irrigation system working. E. against the will of the people, who correctly foresaw the many ills this new form of society would bring upon them.
________ is the alteration of a whole species into a new species
Fill in the blank(s) with correct word