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1 | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) Some 100,000 to 200,000 years ago, most anthropologists believe, we humans were all . |
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2 | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) Natural selection is important to both traits and traits. |
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3 | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) The diversity of our , , and suggests that much of our behavior is socially programmed. |
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4 | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) Frequently, we view social , or , as a negative force that imprisons people so as to perpetuate traditions. |
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5 | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) is a buffer zone that we like to maintain between and . |
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6 | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) With strangers, we prefer keeping a distance of at least feet between us. With friends, our personal space is reduced to feet. |
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7 | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) Advances in are usually suggested by the -status person. |
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8 | ![](/olcweb/styles/shared/spacer.gif) | ![](/olcweb/styles/shared/spacer.gif) Cultures everywhere influence people by assigning them to play certain . |
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