منابع مشابه
Paleozoology in the Service of Conservation Biology
Conservation biologists, restoration ecologists, and wildlife managers often select an ecological benchmark,1,2 ecological baseline,3 or historical landscape4,5 that they seek to recreate or maintain in an area. A benchmark is a goal toward which conservation activities are aimed; it is an ecological condition or process that is desired. Benchmarks vary in scale from a particular gene pool or r...
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Our understanding of the mechanisms that control gastrulation is still in its infancy. One problem is that gastrulation is a complex set of coordinated behaviours involving directional cell movements, several types of cell interactions, changes in cell fate and gene expression. Therefore, the successful analysis of its control mechanisms requires simultaneous analysis of more than one of these,...
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Twenty-five years ago I landed in New Haven with a suit-case, a few dollars, and an urgent desire to study chemistry and biology of which I had already had the hors d'oeuvre, as it were. I was properly matriculated, with advanced standing, in the Sheffield Scientific School. Although I intended to major in chemistry, my chief concern that first week was how to earn "bread and butter," not to sp...
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Avian Biology, reviewed by A. Keast; Geography of Domestication, R. I. Ford; Mountain Sheep, R. M. F. S. Sadleir; Numerical Weather Prediction, Y. Kurihara; Bioinorganic Chemistry, A. Hooper; Aspects of Terpenoid Chemistry and Biochemistry and Terpenoids and Steroids, R. A. Bernihard; Changing Syntheses in Development, P. J. Stambrook; Neurotransmitter-Receptor Interactions, D. H. Jenkinson and...
متن کاملLocomotion , Vertebrate
Dickinson, M. H., Lehmann, F.-O., and Sane, S. P., 1999, Wing rotation and the aerodynamic basis of insect flight, Science, 284:1954–1960. Ekeberg, O., and Grillner, S. 1999, Simulations of neuromuscular control in lamprey swimming, Phil. Trans. R. Soc. Lond. B, 354:895–902. Kristan, W. B., Jr., Skalak, R., Wilson, R. J. A., Skierczynski, B. A., Murray, J. A., Eisenhart, F. J., and Cacciatore, ...
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ژورنال
عنوان ژورنال: Evolution
سال: 1972
ISSN: 0014-3820
DOI: 10.1111/j.1558-5646.1972.tb01954.x