Phylogeny is the:
A. determination of whether a similarity is due to inheritance from a common ancestor or not
B. study of fossil organisms
D. study of how organisms relate to their environment
C. evolutionary history of species
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Which of the following statements is correct?
a. Women are increasingly holding high political office and soon will hold up to 40 percent of political positions worldwide b. Only in Western nations have women ever held any type of high political office. c. Although women in Western societies have made tremendous gains in holding political office, they never hold office in tribes and chiefdoms. d. Across the spectrum and as a norm, women rarely hold important political positions. e. Cross-culturally, women are always placed within advisory roles in the political structure.
Consider a 15 percent increase in the price of a box of 50 of mailing envelopes and a 15 percent increase in the price of designer leather goods. In response to the price changes, which of the following is most likely to be true?
A) The total revenue from designer leather goods will not change. B) The percentage change in the quantity demanded of designer leather goods will be approximately equal to the percentage change in the quantity demanded of a box of 50 mailing envelopes. C) The percentage change in the quantity demanded for a box of 50 of mailing envelopes will be larger than the percentage change in the quantity demanded for designer leather goods. D) The percentage change in the quantity demanded for designer leather goods will be larger than the percentage change in the quantity demanded for a box of 50 of mailing envelopes.
Because they can signal the presence and direction of food, some nonhuman primate call systems may contain a limited form of __________
a. displacement b. productivity c. signaling d. symbolism
In North America, early contact with English, French, and Dutch ships expanded into trade networks in which __________was/were supplied by Native Americans
a. food b. furs c. precious metals d. ivory