Time to turn over a new leaf
نویسندگان
چکیده
منابع مشابه
Turning over a new leaf. Tobacco.
Anticipating a diminishing market for cigarettes and other tobacco products in the future, researchers around the country are studying alternative uses for tobacco plants. The most promising field of research for tobacco involves the genetic engineering of tobacco plants to produce various substances such as industrial chemicals, pharmaceuticals, and consumer product ingredients. Tobacco has be...
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Long restricted to the domain of molecular systematics and studies of molecular evolution, likelihood methods are now being used in analyses of discrete morphological data, specifically to estimate ancestral character states and for tests of character correlation. Biologists are beginning to apply likelihood models within a Bayesian statistical framework, which promises not only to provide answ...
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هدف اصلی از این تحقیق به دست آوردن و مقایسه حق بیمه باورمندی در مدل های شمارشی گزارش نشده برای داده های طولی می باشد. در این تحقیق حق بیمه های پبش گویی بر اساس توابع ضرر مربع خطا و نمایی محاسبه شده و با هم مقایسه می شود. تمایل به گرفتن پاداش و جایزه یکی از دلایل مهم برای گزارش ندادن تصادفات می باشد و افراد برای استفاده از تخفیف اغلب از گزارش تصادفات با هزینه پائین خودداری می کنند، در این تحقیق ...
15 صفحه اولTurning Over a New Leaf(let) in Endothelial Phenotypic Heterogeneity
Copyright © 2004 American Heart Association. All rights reserved. Print ISSN: 1079-5642. Online 7272 Greenville Avenue, Dallas, TX 72514 Arteriosclerosis, Thrombosis, and Vascular Biology is published by the American Heart Association. DOI: 10.1161/01.ATV.0000130659.89433.c1 2004;24;1331-1333 Arterioscler Thromb Vasc Biol Peter F. Davies, Anthony G. Passerini and Craig A. Simmons Heterogeneity ...
متن کاملKhat chewing in Yemen: turning over a new leaf.
Among the many products found in the bustling markets of the Yemeni capital Sana’a are bundles of stripped branches covered by scraps of cloth or plastic, put there to preserve the freshness of the tender oval leaves, known locally as khat. Grown in the surrounding highland towns, khat is picked at dawn from groves of the tall-growing Catha edulis plant and by midday has found a buyer who that ...
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ژورنال
عنوان ژورنال: Current Biology
سال: 2019
ISSN: 0960-9822
DOI: 10.1016/j.cub.2018.12.033