منابع مشابه
An abstract to concrete shift in the development of biological thought: the insides story.
For more than a century, theorists of cognitive development have embraced some form of the thesis that cognitive development proceeds from concrete to abstract knowledge. In contrast to this view, we suggest an abstract to concrete shift in the development of biological thought. In five studies we examine children's expectations for what could be inside animals and machines and we find that chi...
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اشعار ریچ، به عنوان اشعاری که همیشه در حال تغییر و دگرگونی هستند، تجسمی از رشد و دگرگونیِ انسان هستد. پایان نامه ی حاضر، با تمرکز بر روی مراحل سیر شعری ریچ از تغییری در دنیا به عکس هایی فوری از یک عروس، سپس به شیرجه به درون کشتی شکسته و در نهایت به صبری عجیب مرا تا اینجا آورده، به بررسی این مراحل در قالب نظر شوالتر در رابطه با سه مرحله ی پیشرفت ادبی زنان یعنی مرحله ی زنانه، زن گرا و زن محور می پ...
15 صفحه اولDevelopment of methemoglobin-based biological dosimetry in gamma–irradiated mice
Background: A new biological dosimeter based on methemoglobin level was developed in this study. Materials and Methods: Methemoglobin level in erythrocytes from mice subjected to &gamma rays from a 60Co source was detected using the methemoglobin kit. The dose range was from 0.5 to 8 Gy and the dose rate was 0.5 Gy/min. Results: The results demonstrate that methemoglobin level increases with in...
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This article has no abstract.
متن کاملRelations Between Intuitive Biological Thought and Scientific Misconceptions
Students enter educational settings with complex and well-established intuitive conceptual understandings of the world, which have important educational consequences. In biology, intuitive thinking can be characterized in terms of cognitive construals (anthropocentric, teleological, and essentialist thinking, Coley & Tanner, 2015). We examined relations between intuitive thinking and biological...
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ژورنال
عنوان ژورنال: Nature
سال: 1993
ISSN: 0028-0836,1476-4687
DOI: 10.1038/365400a0