Miller experimentHistorical aspectsThe field of prebiotic chemistry effectively began with a publication in Science 50 years ago by Stanley L. Miller on the spark discharge synthesis of amino acids and other compounds using a mixture of reduced gases that were thought to represent the components of ...
Original extracts from an unpublished 1958 experiment conducted by the late Stanley L. Miller were recently found and analyzed using modern state-of-the-art analytical methods. The extracts were produced by the action of an electric discharge on a mixture of methane (CH 4 ), hydrogen sulfide (...
Stanley Miller根据原始汤等假说设计实验,在密封的容器中放入了氢气、甲醚、氨和水,然后向容器中放电和加热,然后发现容器中产生了棕色的物质,经分析其中有___,这一发现在科学界引起了轰动() A.完整的细胞 B.氨基酸 C.核糖核酸 D.脱氧核糖核酸 查看答案...
abacking. Theory first, experiment second may be the gold standard in[translate] athe way and theories are only as firm as the real-world facts on which[translate] aexperimental support provided by Stanley Miller decades later.[translate]
Elisabeth Bumiller, who covered the White House for the New York Times during most of George W. Bush's presidency, has labored to present an evenhanded look at Rice. She shows some sympathy for her subject and even more understanding. But, in the end, this is a portrait of a talented...
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Stanley Miller’s experiment in 1953 is often cited as evidence that spontaneous generation could have happened in the past. Tilraun Stanley Millers frá árinu 1953 er oft tilgreind sem sönnun þess að lífið hefði getað kviknað af sjálfu sér íárdaga. jw2019 A...
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Cavell uses the thought experiment of a perfect automaton—an extreme instance of body as veil—to ask after “the nature of the worry, if it is a real one, that there may at any human place be things that one cannot tell from human beings.”42 That is to say, what hope or fear ...
Stanley Miller, the chemist whose landmark experiment published in 1953 showed how some of the molecules of life could have formed on a young Earth, left behind boxes of experimental samples that he never analyzed. The first-ever analysis of some of Miller's old samples has revealed another ...