نتایج جستجو برای: neutral secondary goal
تعداد نتایج: 610151 فیلتر نتایج به سال:
flow in natural river bends is a complex and turbulent phenomenon which affects the scour and sedimentations and causes an irregular bed topography on the bed. for the reason, the flow hydralics and the parameters which affect the flow to be studied and understand. in this study the effect of bed and wall roughness using the software fluent discussed in a sharp 90-degree flume bend with 40.3cm ...
Emotional information receives preferential processing, which facilitates adaptive strategies for survival. However, the presence of emotional stimuli and the arousal they induce also influence how surrounding non-emotional information is processed in memory (Mather and Sutherland, 2011). For example, seeing a highly emotional scene often leads to forgetting of what was seen right beforehand, b...
This research examined whether and which purpose goals moderate the relationship between task interest and actual performance and whether assigned goals have different effects (Study 1) than adopted goals (Study 2). Two studies were conducted using a full 2 X 2 design of the performance-mastery and approach-avoidance distinctions, plus control conditions. In the control conditions, that is, in ...
Conventional population genetics considers the evolution of a limited number of genotypes corresponding to phenotypes with different fitness. As model phenotypes, in particular RNA secondary structure, have become computationally tractable, however, it has become apparent that the context dependent effect of mutations and the many-to-one nature inherent in these genotype-phenotype maps can have...
هدف از مطالعه حاضر بررسی بر هم کنش یک داروی ضد ویروسی بنام ریباویرین هم چنین کمپلکس پلاتین (ii) که حاوی این دارو می باشد است. این کمپلکس سنتز و توسط روشهای اسپکتروفتومتری، آنالیز عنصری و 1h nmr شناسایی شده است. نوع پیوند کمپلکس و دارو با dna توسط روشهای اسپکتروفتومتری، فلوریمتری، دورنگ نمائی چرخشی و ویسکوزیمتری بررسی شده است. افزایش این دارو و کمپلکس به محلول dna موجب کاهش شدت جذب در اسپکتروفت...
in this study, the effect of the secondary structure of the protein on the acid strength of three structures of random (r), alpha helix (α) and beta sheet (b) were investigated theoretically. these structures are related to the cationic amino acids of histidine and lysine in the polypeptide chain of eight-glycine residue. computational methods at the hf, b3lyp, x3lyp and m05-2x levels in the ga...
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