Word: certain
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Dates: during 1990-1999
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...left it so that everyone could see certain transactions that belonged to other departments," Oseasohn said...
...will be a while before such dangers arise, though, and--as cancer researchers have discovered all too often--it isn't even certain that what works in mice will work in people. Tsien and his colleagues believe it's not unreasonable to think it will. "The NMDA receptor in humans is nearly identical to the receptor in mice, rats, cats and other animals," he says. "We believe it's highly likely that it plays a similar role in humans...
...include those with a range of needs and talents and predispositions, warts and all. "As someone who morally values diversity," says ethicist Elizabeth Bounds of Emory University's Candler School of Theology, "I find this frightening. We run the risk of shaping a much more homogeneous community around certain dominant values, a far more engineered community." What sort of lottery would decide who is to leap ahead, who is to be held back for an overall balance? At the moment, nature orchestrates our diversity. But human nature resists leaving so much to chance, if there is actually a choice...
...Malenka. "But there's a great adaptive value to being able to forget things. If your memory improves too much, you might not be a happier person. I'm thinking of rape victims and soldiers coming back from war. There's a reason the brain has evolved to forget certain things...
...former anthropology student, I was thrilled to read about the important discoveries that have been made in the past several years. Scientists are valiantly attempting to shine a flashlight down the long, dark tunnel of man's ancient past, and they have succeeded in illuminating certain truths. Shame on those who are allowing ignorance and fear to prevent students from having the chance to understand their place in the great chain of human evolution--for it is nothing short of miraculous. KRISTINA OLBERDING Cincinnati, Ohio...