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[自然百科] 探索世界奥秘之Supermassive Black Holes(超大质
探索世界奥秘之Supermassive Black Holes(超大质量黑洞) Unit01In March 2000, two astronomers made an extraordinary discovery, one that is set to overturn our understanding of how the universe formed. We2008-07-30 编辑：echo
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[自然百科] 探索世界奥秘之The Ghost In Your
探索世界奥秘之The Ghost In Your Genes(基因外遗传现象) Unit15The work of these scientists is at last throwing a spotlight onto the mysterious hidden world of epigenetics. They appear to show that the2008-07-30 编辑：echo
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[自然百科] 探索世界奥秘之The Ghost In Your
探索世界奥秘之The Ghost In Your Genes(基因外遗传现象) Unit14The impact of a famine being captured by the genes in the eggs and sperm, and a memory of this event was being carried forward to affect th2008-07-30 编辑：echo
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[自然百科] 探索世界奥秘之The Ghost In Your
探索世界奥秘之The Ghost In Your Genes(基因外遗传现象) Unit13They discovered that when a famine was able to trigger an effect was different for the grandmother than the grandfather. The grandmother ap2008-07-29 编辑：echo
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[自然百科] 探索世界奥秘之The Ghost In Your
探索世界奥秘之The Ghost In Your Genes(基因外遗传现象) Unit12Olov Bygren was looking to see if poor nutrition had an effect on health when he stumbled on something curious. It appeared that a famine c2008-07-29 编辑：echo
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[自然百科] 探索世界奥秘之The Ghost In Your
探索世界奥秘之The Ghost In Your Genes(基因外遗传现象) Unit11But could this effect be transmitted to their offspring?They found nearly 200 women of whom a number had actually been in the Twin Towers.2008-07-29 编辑：echo
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[自然百科] 探索世界奥秘之The Ghost In Your
探索世界奥秘之The Ghost In Your Genes(基因外遗传现象) Unit10Our studies had really convinced me that it were the later experiences of the child as the child was growing up bombarded with years and ye2008-07-29 编辑：echo
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[自然百科] 探索世界奥秘之The Ghost In Your
探索世界奥秘之The Ghost In Your Genes(基因外遗传现象) Unit09The email was sent by Olov Bygren. He was studying the population records of an obscure town in northern Sweden, Overkalix. What made these2008-07-28 编辑：echo
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[自然百科] 探索世界奥秘之The Ghost In Your
探索世界奥秘之The Ghost In Your Genes(基因外遗传现象) Unit07After we had seen how relatively easy it was to change the switches in mouse embryos, we thought that perhaps the same could be true of hum2008-07-28 编辑：echo
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[自然百科] 探索世界奥秘之The Ghost In Your
探索世界奥秘之The Ghost In Your Genes(基因外遗传现象) Unit06If inheritance was not just about DNA, if these gene switches were so important, just what could turn them on or off? Stephanie and Emend M2008-07-28 编辑：echo
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