A set of interdependencies that feeds back on itself in an ecosystem can be defined as a:
a. cycle
b. flow
c. chain
d. wave
e. none of the above
a. cycle
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Since 1950, the share of the highest fifth in income in the United States has:
a. decreased b. increased c. "skyrocketed" d. stayed the same
In our emerging biotech society, bioengineering will produce pest-resistant plants that produce their own fertilizers
Indicate whether the statement is true or false
Research on communication patterns in stepfamilies reveals several different communication patterns. In which pattern does communication flow freely, involving all members of the stepfamily equally?
a. outsider triad b. linked triad c. adult-coalition triad d. complete triad
Donna, a 33-year-old divorcee with two sons, and Mark, a 50-year-old divorcee with two daughters, become engaged and live together. Although they are strongly committed to one another, they eventually decide not to get married. This is an example of
A. cohabitation. B. an extended family. C. heterogamy. D. both cohabitation and extended family.