Word: twins
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Dates: during 1990-1999
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After the spectacular failure of Margaret Thatcher's poll tax in the United Kingdom, you wouldn't think that anyone would seriously discuss its equally evil twin, the flat tax, in this country. After all, we split with that now-defunct empire because we knew how to do all the taxation and representation stuff much better. But the flat tax, most recently championed by Republican presidential candidate Steve Forbes, has returned to the spotlight...
...more scientists struggle to explain the Cambrian explosion, the more singular it seems. And just as the peculiar behavior of light forced physicists to conclude that Newton's laws were incomplete, so the Cambrian explosion has caused experts to wonder if the twin Darwinian imperatives of genetic variation and natural selection provide an adequate framework for understanding evolution. "What Darwin described in the Origin of Species," observes Queen's University paleontologist Narbonne, "was the steady background kind of evolution. But there also seems to be a non-Darwinian kind of evolution that functions over extremely short time periods - and that...
...Egville was one of a famous historical pair of twin Guarnieri violins, Ptashne says...
...dreams, the Plowden which is another [Guarnieri violin made by] Del Jesu in 1735," Ptashne says. "I was in Sweden giving a lecture and an English dealer and friend of mine called and said that if I flew in to New York City that night I could see the twin of the D'Egville," he says. "I flew there and now they're back together...
...effects. Will finding such "gay genes" rule out the idea that social and psychological influences can have a significant effect on a man's sexual preference? "Absolutely not," declares molecular biologist Dean Hamer of the National Cancer Institute, who headed both the 1993 investigation and the new one. "From twin studies, we already know that half or more of the variability in sexual orientation is not inherited. Our studies try to pinpoint the genetic factors, not to negate the psychosocial factors...