Proceedings, American Philosophical Society (vol. 85, 1942)American Philosophical Society |
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1 - 5 találat összesen 87 találatból.
3. oldal
... single molecules , on the surface of water . Fatty acids are long chains of hydro- carbons with a polar ending , COOH . The polar end is attracted to the water surface and the hydrocarbon chain is oriented out of the water and at a ...
... single molecules , on the surface of water . Fatty acids are long chains of hydro- carbons with a polar ending , COOH . The polar end is attracted to the water surface and the hydrocarbon chain is oriented out of the water and at a ...
6. oldal
... single valence bond pegs with the single central hole in each atom face . The double and triple bond assemblies with two and three hole - peg connections appear to be adequate . The in- adequacy of the single bond hole - peg connection ...
... single valence bond pegs with the single central hole in each atom face . The double and triple bond assemblies with two and three hole - peg connections appear to be adequate . The in- adequacy of the single bond hole - peg connection ...
7. oldal
... single valence permits a much more effective study of the steric rela- tionships involved . Recent research has shown that the rotation around single bonds is not entirely unrestricted , as early theories of or- ganic chemistry demanded ...
... single valence permits a much more effective study of the steric rela- tionships involved . Recent research has shown that the rotation around single bonds is not entirely unrestricted , as early theories of or- ganic chemistry demanded ...
8. oldal
... single bonding described in earlier paragraphs produce the necessary flexible yet stable systems with which alternative mechanisms of folding of B - chains may be studied . Mr. Bernard Becker has been able to show that there are types ...
... single bonding described in earlier paragraphs produce the necessary flexible yet stable systems with which alternative mechanisms of folding of B - chains may be studied . Mr. Bernard Becker has been able to show that there are types ...
10. oldal
... single bonds in the chain . As is well known , hair keratin exists in another FIG . 96. Comparison of spiral fold with extended chain . tions shown by the bevelled pegs in the model . On subject- ing this model to tension it will ...
... single bonds in the chain . As is well known , hair keratin exists in another FIG . 96. Comparison of spiral fold with extended chain . tions shown by the bevelled pegs in the model . On subject- ing this model to tension it will ...
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amplitudes animals appear band Bartonella blood Bursahom catfish cent clone coccoid colonies color conjugation contracta crispum culture curve decipiens deer mouse dentary derived type diameter distortion diurnal eclipse Enlil eperythrozoön erythrina fiber filaments foraminifera FUR HAIR gonad grahamella granules growth haemobartonella hunting Inanna indicated individuals infection injury inoculation intermedine Internal Wave Ireland Irish Jour Kashmir Lake later length Leon id lines mating type medulla megalospheric melanophores ment meters mice microspheric Moisie myelin nerve endings Nether World Nippur normal observed occur Oenothera organisms original Peltosaurus period peromysci Perseid petiolaris phase pigment present probably produced PROTECTIVE HAIR red cells scales segregates self-differentiation self-fertilization semidiurnal Seven Islands species splenectomized splenectomy split pairs stained sublittoral zone Sumerian surface Table tadpoles tests tide pools tion train Variety velocity vertical vole Wien zone
Népszerű szakaszok
93. oldal - I presently found that, by means of this lens, air was expelled from it very readily. Having got about three or four times as much as the bulk of my materials, I admitted water to it, and found that it was not imbibed by it. But what surprised me more than I can well express was that a candle burned in this air with a remarkably vigorous flame...
70. oldal - Now I hold it is not decent for a scientific gent To say another is an ass, — at least, to all intent ; Nor should the individual who happens to be meant Reply by heaving rocks at him, to any great extent.
1. oldal - that every particle of matter in the universe attracts every other particle, with a force whose direction is that of the line joining the two, and whose magnitude is directly as the product of their masses, and inversely as the square of their distances from each other.
50. oldal - Those who labor in the earth are the chosen people of God, if ever He had a chosen people, whose breasts He has made His peculiar deposit for substantial and genuine virtue.
177. oldal - Were vocabularies formed of all the languages spoken in North and South America, preserving their appellations of the most common objects in nature, of those which must be present to every nation barbarous or civilized, with the inflections of their nouns and verbs, their principles of regimen and concord, and these deposited in all the public libraries, it would furnish opportunities to those skilled in the languages of the old world to compare them with these, now, or at any future time, and hence...
50. oldal - Permit me to avail myself of this opportunity of expressing the sincere grief I feel for the loss of our beloved Rittenhouse. Genius, science, modesty, purity of morals, simplicity of manners, marked him as one of nature's best samples of the perfection she can cover under the human form.
50. oldal - Jersey, prepared an essay on the cultivation of the vine and the making and preserving of Wines, suited to the different climates of North America.
5. oldal - I may be deficient in the other qualifications proper for their service, and to be assured that your testimony cannot go beyond my feelings. Permit me to avail myself of this opportunity of expressing the sincere Grief I feel for the loss of our beloved Rittenhouse. Genius, Science, modesty, purity of morals, simplicity of manners, marked him one of Nature's best samples of the Perfection she can cover under the human form.
171. oldal - Medical and Physical Researches or Original Memoirs in Medicine, Surgery, Physiology, Geology, Zoology, and Comparative Anatomy.
144. oldal - Go, wretch, resign the presidential chair, Disclose thy secret measures, foul or fair. Go, search with curious eye, for horned frogs, Mid the wild wastes of Louisianian bogs; Or, where Ohio rolls his turbid stream, Dig for huge bones, thy glory and thy theme.