منابع مشابه
False starts Inverse genetics
The concept of reversed — or, as I prefer to call it, reverse — genetics was first formulated by Charles Weissmann in 1978 (Trends Biochem Sci 1978, 3:N109). In this form of genetics, a nucleic acid was modified at a predetermined position in vitro, and the phenotypic effects of this mutation were then assayed either in vitro or in vivo. In contrast, the classical form of genetics relies on fir...
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In this paper sets of labelled partial orders are employed as fundamental mathematical entities for modelling nondeterministic and concurrent processes thereby obtaining so-called noninterleaving semantics. Based on closures of sets of labelled partial orders, a simple recursive algebraic language with refinement is given denotational models fully abstract w.r.t. corresponding behaviourally mot...
متن کاملFalse starts What lies ahead?
I don’t know whether anybody else has noticed the distinct decline in recent years of cases of scientific fraud, plagiarism and other deviations of our noble profession. It seems to me that about a decade ago not a week passed without screaming headlines of faked experiments, cooked results and the lifting of other people’s work. I have been thinking about possible reasons for the decline since...
متن کاملStudent Ratings of Instruction: True or False
Introduction. Students' evaluation of teaching is a major concern in higher education. In this regard, during the past 30 years hundreds of papers have been published which because of various grounds from valid, reliable to useless, such papers cannot be easily summarized. The present study investigated for two purposes, first was to out line opinions of two groups of advocates and opposites a...
متن کاملWhy several truths can be true
In this paper, we offer a perspective on complementarity, acknowledging that it is not possible for human perception and cognition to grasp reality with unambiguous concepts or theories. Therefore, multiple concepts and perspectives are valid when they are not exaggerated beyond reasonable limits and do not claim exclusive validity. We recommend a humble stance enabling respectful dialogue betw...
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ژورنال
عنوان ژورنال: Annual Meeting of the Berkeley Linguistics Society
سال: 1978
ISSN: 2377-1666,0363-2946
DOI: 10.3765/bls.v4i0.2193