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تعداد نتایج: 4269579 فیلتر نتایج به سال:
Stephen Jay Gould, remarkable paleontologist and revered popularizer of science, died of cancer on May 20, 2002. With his death, he passed into the history that he loved; a history, as he well knew, whose mills grind exceedingly fine. Those mills have started work on his writings, just as he ruminated memorably over books by Lamarck, Cuvier, Goethe, Geoffrey St. Hilaire, Darwin, Weismann, de Vr...
abstract when in administrative law the matter of administrative offences are raised, these offences would have legal nature if they are force able, some of these offences are related to administrative law, where as some other pelts are common in civil or penal law. the current research intends not only to consider the concept and foundation of administrative execution rules but also compares...
vocabulary as a major component of language learning has been the object of numerous studies each of which has its own contribution to the field. finding the best way of learning the words deeply and extensively is the common objective of most of those studies. however, one effective way for achieving this goal is somehow neglected in the field. using a variety of activities such as games can r...
many countries have created systems for monitoring food products. however, these systems need paper and label and also, cannot find the origin and final destination of food product. radio frequency identification (rfid) has the capability of monitoring foods completely and track the mentioned points. this technology also can monitor many food products simultaneously. the usage of this system ca...
this manuscript reviews the present knowledge related to folliculogenesis in sheep.folliculogenesis starts with formation of primordial follicles before birth, present as a pool containing a certain number of follicles. by the attainment of puberty, a group of follicles from that pool starts to grow, a process known as primordial follicle activation or recruitment. the number of growing primord...
BACKGROUND Cough is a common symptom for which patients often seek medical advice and consume vast amounts of drugs. It is a real challenge for both the physician and the clinical researcher to evaluate a cough's clinical importance and its precise response to treatment. OBJECTIVES This systematic literature review has the following objectives: first, to make an inventory of the validated too...
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