نتایج جستجو برای: in which several factors play different roles thus
تعداد نتایج: 17354407 فیلتر نتایج به سال:
Substance dependence is a serious threat to health of individuals. Not only substance dependence disrupts individual's life, but also it contributes many problems for the family and society. In fact, addiction is one of the major social traumas that causes structural changes in the economic, social, political, and cultural systems of communities. Due to the large and widespread addiction proble...
the aim of the present study was to determine the in?uence of presence or absence of corpus luteum (cl) on hormonal and metabolites composition of follicular ?uid (ff) harvested from different sized follicles and its relationship with blood serum concentrations in sanjabi ewes. ovaries and blood samples were collected from 60 clinically healthy adult ewes (sanjabi breed) 1–3 years of age in dio...
this thesis attempts to investigate the effects of prelistening activities on enhancing iranian efl learners` listening comprehension. the present study investigated ways in which learners` background knowledge could be activated in order to enhance their l2 listening comprehension by limiting the number of possible text interpretations prior to listening. the experiments conducted in this stud...
human habitat change is a complicated issue that many factors play different roles in its formation and distribution. considering this complication, a more comprehensive and holistic approach is needed for a better understanding and management of those factors. the causal frameworks are among systemic and integrated methods for addressing the causes of environmental problems and the relationshi...
the aim of this study has been to find answers for the following questions: 1. what is the effect of immediate correction on students pronunciation errors? 2. what would be the effect of teaching the more rgular patterns of english pronunciation? 3. is there any significant difference between the two methods of dealing with pronuciation errore, i. e., correction and the teaching of the regular ...
characterization is a significant element which makes thecomparative study of akbar radi’s the persian heritage and tennessee williams’the glass menagerie, possible. the authors of this paper believe that tom inthe glass menagerie has different aspects of characterization which can befound in the form of different characters in radi’s the persian heritage. thisstudy is an attempt to analyze tom...
hepatic ischemia-reperfusion (i/r) is a common phenomenon during liver surgery, transplantation, infection and trauma which results in damage and necrosis of the hepatic tissue through different pathways. mechanisms involved in i/r damage are very intricate and cover several aspects. several factors are involved in i/r-induced damages; briefly, decrease in sinusoidal perfusion and atp generatio...
Pistachio trees (Pistacia) play combined roles in ecotourism, conservation of soil and water, flood control, forage production for domestic and wild animals and resin and seed production in arid and semi-arid areas. It is very important to protect this species but, in recent decades, several factors have caused damaged to these trees. One of the most important factors of Pistacia forest destruc...
one very decisive factor in students’ academic destiny is the result they get at final term examinations. because of its importance, both students and teachers are curiously anxious about them. as normally it is the case, these final term tests are prepared hurriedly in short time by teachers which result in students’ dissatisfaction, complaining on how the test was different from their expecta...
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