The early vertebrates differed from the earlier nonvertebrate chordates in possessing a:
A. four-chambered heart
B. diaphragm
C. vertebral column
D. all of these
C. vertebral column
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Anthropologists Heather Horst and Daniel Miller studied high levels of cell phone use among Jamaicans in two different communities. Which of the following statements best illustrates why Jamaicans use cell phones so regularly?
a. They are used to engage in long casual conversations about daily life. b. They are used primarily to create social networks and request needed resources. c. They are used as emergency technology in case the individual is in any kind of danger. d. They are used primarily among young people who are dating via cell phone. e. They are used to order groceries and supplies on a daily basis.
Why is it difficult to measure the "carrying capacity" of the earth?
What will be an ideal response?
Cultural ecologists primarily focus on the study of different systems of classification and organization within a society
Indicate whether the statement is true or false
All forms of religion are alike in that they are founded on a belief in the supernatural
Indicate whether the statement is true or false.