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Our urge to classify different life forms and give us names seems to be as old as the human race.

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We each has to hand in a paper on the topic of environment before the end of this term.

Antique auctions have become popular in the United States because a steadily increasing awareness of the investment value of antiques.

Booker T. Washington, an educational leader, worked throughout the lifetime to improve economic conditions for Black people in the United States.

The aging process is not entirely determined by heredity, but is influenced by different environmental and social circumstances as good.

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