All of the following are true regarding the price elasticity of demand except which one?
A) It is measured in percentage changes.
B) It measures how much the quantity demanded changes in response to a change in price.
C) It measures the movement along the demand curve in response to a change in price.
D) It measures how much the demand curve shifts in response to a change in price.
D) It measures how much the demand curve shifts in response to a change in price.
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The structure within the cytoplasm that converts energy is called:
a. prokaryotes. b. transfer RNA (tRNA). c. messenger RNA (mRNA). d. mitochondria. e. eukaryotes.
The diet of Homo rudolfensis
A) was probably based on hard to chew food items judging from its large molars B) was probably based on hunting judging from its tool use C) was probably based on roots and tubers D) is unknown because of a lack fossilized teeth E) was probably based on fruit and leaves judging from its small molars
Experimental archaeology provides archaeologists with bridging arguments, ways to make inferences about past behavior from material remains. Which of the following is not an example of experimental archaeology?
a. Using British schoolboys to see if they could move stones similar to those used to build Stonehenge. b. Using a stone tool to scrape hide and then examining microwear present on the tool's edge to determine the type of wear caused by hide-scraping. c. Using seriation to construct a way to date archaeological sites based on painted pottery styles. d. Throwing hafted spear points into elephant carcasses to determine their capacity for penetration. e. Excavating major quarries into bedrock using only fire, wooden wedges, and stone mallets to see if materials for ancient stones tools could have been located and collected in this way.
European colonialism over the past 500 years serves as the beginning of globalization
a. True b. False