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acid adaptations Amer American animals appear augite bacteria birds blastula Botany Bull Ceratops changes characters color conidia consciousness contains Cope described ectoderm eggs embryo Epigenesis evidence evolution existence exoccipital experiments Extr fact fauna formation forms fossils fovea gabbro gastrula genera genus Geol Geological germ germination glacial gneisses heredity Hoplophoneus hornblende Hyracotherium insects known Lacertilia larvæ latter length mass ment molars Museum natural NATURALIST nomenclature observations olivine organism origin orthoclase ovum paper paroccipital phenocrysts plagioclase plants plasm plates porphyrites posterior premolar present probably Prof Professor protoplasm Protozoa quadrate recent referred region relation rocks segment selection sex cells skeleton skull smut species specimens spores sporophylls squamosal stage stain stem structure surface tail theory tion tissue University upper variations Weismann
Página 326 - KOREAN GAMES: WITH NOTES ON THE CORRESPONDING GAMES OF CHINA AND JAPAN, Stewart Culin.
Página 905 - Its power of inducing fermentation in a solution of sugar was entirely destroyed, although no perceptible change in the appearance of the yeast cells could be detected under the microscope. This experiment was repeated several times, and always with the same result, although when the yeast was simply washed in water it readily induced fermentation.
Página 181 - Consequently, if the theory be true, it is indisputable that before the lowest Cambrian stratum was deposited, long periods elapsed, as long as, or probably far longer than, the whole interval from the Cambrian age to the present day; and that during these vast periods the world swarmed with living creatures.
Página 841 - With this the priest disappeared. I awoke at once, and immediately told my wife the dream, that I might not forget it. Next morning — Sunday — I examined the fragments once more in the light of these disclosures, and to my astonishment found all the details of the dream precisely verified in so far as the means of verification were in my hands. The original inscription on the votive cylinder read: 'To the god Ninib, son of Bel, his lord, has Kurigalzu, pontifex of Bel, presented this.
Página 854 - Lewiston the river was crossed in a steamboat, and the trolley line up the river carried the party past the rapids and the whirlpool, of which magnificent views were obtained. After dinner at the International Hotel, the establishments of the Power Company and of the Carborundum Company were examined, and the company returned to Buffalo. SCIENTIFIC NEWS. Dr. G. Brown Goode, Assistant Secretary of the Smithsonian Institution and Director of the National Museum, died in Washington, Sept. 6th. Dr. Goode...
Página 842 - I was awakened from sleep by a sigh, immediately thereafter heard a spring from the bed, and at the same moment saw Professor Hilprecht hurrying into his study. Thence came theory, ' It isso.it is so ! ' Grasping the situation, I followed him and satisfied myself in the midnight hour as to the outcome of his most interesting dream.
Página 525 - This then is a form of ontogenetic adaptation ; it keeps these creatures alive, and so produces determinate variations in the way explained above. It is, therefore, a special, and from its wide range, an extremely important instance of the general principle of Organic Selection. But it has a farther value. It keeps alive a series of functions which either are not yet, or never do become, congenital at all. It is a means of extra-organic transmission from generation to generation. It is really a form...
Página 502 - ... on the way to Pawtucket; he wanted to get away somewhere — he didn't know where — and have rest. He had six or seven hundred dollars with him when he went into the store. He lived very closely, boarded by himself, and did his own cooking. He went to church, and also to one prayer-meeting. At one of these meetings he spoke about a boy who had kneeled down and prayed in the midst of the passengers on a steamboat from Albany to New York [an incident of which he was well aware in the Ansel Bourne...
Página 534 - ... whose existence is threatened by dangers of contact and what not, the first thing to do is to secure a regular supply to the nutritive processes, and to avoid these contacts. But the organism can do nothing but move, as a whole or in some of its parts. So then if one of such creatures is to be fitter than another to survive, it must be the creature which by its movements secures more nutritive processes and avoids more dangerous contacts. But movements toward the source of stimulation keep hold...