منابع مشابه
George Wells Beadle (1903-1989)
George Wells Beadle [3] studied corn, fruit flies, and funguses in the US during the twentieth century. These studies helped Beadle earn the 1958 Nobel Prize in Physiology or Medicine [4]. Beadle shared the prize with Edward Tatum for their discovery that genes [5] help regulate chemical processes in and between cells. This finding, initially termed the one gene-one enzyme hypothesis, helped sc...
متن کاملWho ’ s Afraid of George Kingsley Zipf ?
We explore the implications of Zipf’s law for the understanding of linguistic productivity. Focusing on language acquisition, we show that the item/usage based approach has not been supported by adequate statistical evidence. By contrast, the quantitative properties of a productive grammar can be precisely formulated, and are consistent with even very young children’s language. Moreover, drawin...
متن کاملJames F . Crow and William F . Dove A Centennial : George W . Beadle , 1903 – 1989
GEORGE BEADLE was a quadruple-threat man— Keim, stayed on for several additional months. At that time he was interested in ecology, and his first publicascientist, teacher, administrator, and public citizen. He excelled in each. Furthermore, he did what tion dealt with pasture grasses (Beadle 1927). He loved the rural life and originally expected to be a farmer. He very few geneticists did in h...
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ژورنال
عنوان ژورنال: American Anthropologist
سال: 1962
ISSN: 0002-7294,1548-1433
DOI: 10.1525/aa.1962.64.4.02a00100