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Early plant embryogenesis — dark ages or dark matter?
Current Opinion in Plant Biology, 2017In nearly all flowering plants, the basic body plan is laid down during embryogenesis. In Arabidopsis, the crucial cell types are established extremely early as reflected in the stereotypic sequence of oriented cell divisions in the developing young embryo.
Bayer, M., Slane, D., Jürgens, G.
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2013
Introduction and Objective The Dark Ages are rightfully characterized by the loss of classic learning, the religious institutionalizing of dogma, the loss of humanism and secular authority, and a Western devolvement of medicine. Patients with stone disease were thus in a double dilemma, there was little in the way of medical therapeutics, and the ...
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Introduction and Objective The Dark Ages are rightfully characterized by the loss of classic learning, the religious institutionalizing of dogma, the loss of humanism and secular authority, and a Western devolvement of medicine. Patients with stone disease were thus in a double dilemma, there was little in the way of medical therapeutics, and the ...
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Nature, 2004
Taking organs without permission is a practice worthy of medieval times, says Sabine Louet. But creating a consent system that works is far from simple.
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Taking organs without permission is a practice worthy of medieval times, says Sabine Louet. But creating a consent system that works is far from simple.
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History Workshop Journal, 2007
1 New York Times, 12 Sept. 2001, p. A26, cited in Joanne Meyerowitz, 'History and September 11: an Introduction', Journal of American History 89: 2, September 2002, p. 413. The articles in this collection are also available as History and September 11th, ed. Joanne Meyerowitz, Philadelphia, 2003.
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1 New York Times, 12 Sept. 2001, p. A26, cited in Joanne Meyerowitz, 'History and September 11: an Introduction', Journal of American History 89: 2, September 2002, p. 413. The articles in this collection are also available as History and September 11th, ed. Joanne Meyerowitz, Philadelphia, 2003.
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Were the Dark Ages Really Dark?
2019In medieval times, religion was at the centre of everything in the life of poor and uneducated people, just as it was in the lives of kings, warriors, philosophers, and scientists. Then, the sense of beauty and the perfect proportions of the sculptures, considered so important to the ancient Greeks and Romans, seemed to have completely lost their ...
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Abstract The familiar Middle Eastern world was utterly transformed by the Arab conquests of the seventh century. These religiously powered outward thrusts, directed by a guiding intelligence able to draw on the well-developed statecraft of Mecca, created an empire of unprecedented size in western Eurasia.
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