[...] There is a great deal more to be done in the Canadian arctic. Large portions of the area between Alaska and Greenland are still blank on the biological map. Scientific activity in this region, with the exception of the…

Our knowledge of the fundamental mechanisms of gastric secretion is still incomplete. The cells which secrete acid or pepsin have been identified, but the secretory process is as yet unknown. Fortunately, certain of the factors which influence gastric secretion are…

An attempt has been made to advance the knowledge with respect to factors affecting fat and Vitamin A metabolism in the domestic fowl through a study of the effect of a saline extract of the anterior pituitary. An extended bibliography…

The original print is faded. The output is the best quality possible at this time. , The object of this investigation was to obtain certain fundamental information on the question of a possible lignin-carbohydrate union in wood and the nature…

A knowledge of the thickness of overburden is of utmost importance both in ore exploration and in disclosing underground structure. Owing to the cost of drilling and to the fact that geological features upon the earth's surface are not always…

[...] Within recent years silica gel has received considerable attention because of its use as a sorbent, catalyst and catalyst support. The sorption of about fifty materials on silica has been recorded (2). There is an analogy between gelation of…

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Esta dissertação tem como objetivo analisar como ocorre o processo de transferência do conhecimento entre as empresas juniores confederadas à Brasil Júnior e os atributos da formação de um ambiente de rede interorganizacional em tal processo. Nas linhas introdutórias são…

2007

Research on self-regulated learning (SRL) in hypermedia-learning environments is a growing area of interest. One major issue is the role of prior knowledge, which can influence how students interact with hypermedia-learning systems in terms of their use of SRL strategies.…