On the genesis of species |
من داخل الكتاب
النتائج 1-5 من 49
الصفحة 6
... kind of animal and plant tends to increase in numbers in a geometrical progression . Every kind of animal and plant transmits a general likeness , with individual differences , to its offspring . Every individual may present minute ...
... kind of animal and plant tends to increase in numbers in a geometrical progression . Every kind of animal and plant transmits a general likeness , with individual differences , to its offspring . Every individual may present minute ...
الصفحة 10
... kind have found exemption from persecution in consequence of an accidental resem- blance which such varieties have exhibited to animals of another kind , or to plants ; and that they were thus pre- served , and the degree of resemblance ...
... kind have found exemption from persecution in consequence of an accidental resem- blance which such varieties have exhibited to animals of another kind , or to plants ; and that they were thus pre- served , and the degree of resemblance ...
الصفحة 27
... kind as really to have a certain efficiency , however small , in favour of the conservation of the in- dividual possessing them ; and also provided that no un- favourable peculiarity in any other direction accompanies and neutralizes ...
... kind as really to have a certain efficiency , however small , in favour of the conservation of the in- dividual possessing them ; and also provided that no un- favourable peculiarity in any other direction accompanies and neutralizes ...
الصفحة 32
... kind , on the Darwinian hypothesis , varies slightly but indefinitely in every organ and every part of every organ , how very generally must favourable variations as to the length of the neck have been accompanied by some unfavourable ...
... kind , on the Darwinian hypothesis , varies slightly but indefinitely in every organ and every part of every organ , how very generally must favourable variations as to the length of the neck have been accompanied by some unfavourable ...
الصفحة 59
... kind . If we suppose that any single variation occurs on the average once in m times , the probability of that variation occurring in any individual will be 1 and suppose that x variations must concur in order to make an improvement ...
... kind . If we suppose that any single variation occurs on the average once in m times , the probability of that variation occurring in any individual will be 1 and suppose that x variations must concur in order to make an improvement ...
طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
5th edition action of Natural admit amongst Animals and Plants annelids appear assertion believe Bird of Paradise birds brought forward butterflies cause Cetacea chapter colour complete conceivable conception contended creation creatures Crown 8vo Darwin Darwinian Darwinian theory Descent difficulty distinct Essays evolution evolved existence explain external Extra fcap F. T. PALGRAVE facts favour Fcap fishes force gemmules harmony Herbert Spencer homology hypothesis Ibid ICHTHYOSAURUS individual innate power inorganic insects instances internal intuitions kind laws less limbs Malay Archipelago mammals manifestation marsupial minute mode modifications moral Natural Selection objections observed organic forms Origin of Species Pangenesis peculiar phenomena Plants under Domestication PLESIOSAURUS POEMS possessed present preserved priori probable produced Professor Huxley pterodactyles race reason regard remarkable reptiles resemblance result Review says seems serial homology Silurian similar structure supposed tendency theism theory of Natural tion true Ungulata vertebrate Wallace wing
مقاطع مشهورة
الصفحة 40 - Messrs. Macmillan have, in their Golden Treasury Series, especially provided editions of standard works, volumes of selected poetry, and original compositions, which entitle this series to be called classical. Nothing can be better than the literary execution, nothing more elegant than the material workmanship"— BRITISH QUARTERLY REVIEW.
الصفحة 21 - Wilson. — A MEMOIR OF GEORGE WILSON, MD, FRSE, Regius Professor of Technology in the University of Edinburgh. By his SISTER. New Edition. Crown 8vo. 6s. "An exquisite and touching portrait of a rare and beautiful spirit.
الصفحة 41 - The Fairy Book ; the Best Popular Fairy Stories. Selected and rendered anew by the Author of
الصفحة 32 - THE PRINCE'S PROGRESS, AND OTHER POEMS. With two Designs by DG ROSSETTI. Fcap. 8vo. 6s. " Miss Rossetti 's poems are of the kind which recalls Shelley's definition of Poetry as the record of the best and happiest moments of the best- and happiest minds.
الصفحة 40 - The Golden Treasury of the Best Songs and Lyrical Poems in the English Language. Selected and arranged, with Notes, by FRANCIS TURNER PALGRAVE.
الصفحة 38 - SIR THOMAS MALORY'S BOOK OF KING ARTHUR AND OF HIS NOBLE KNIGHTS OF THE ROUND TABLE. The Edition of CAXTON, revised for Modern Use. With...
الصفحة 40 - THE BOOK OF PRAISE. From the best English Hymn Writers. Selected and arranged by LORD SELBORNE. A New and Enlarged Edition. THE FAIRY BOOK ; the Best Popular Fairy Stories. Selected and rendered anew by the Author of
الصفحة 314 - The teleological and the mechanical views of nature are not, necessarily, mutually exclusive. On the contrary, the more purely a mechanist the speculator is, the more firmly does he assume a primordial molecular arrangement of which all the phenomena of the universe...
الصفحة 41 - BACON'S ESSAYS AND COLOURS OF GOOD AND EVIL. With Notes and Glossarial Index. By W. ALDIS WRIGHT, MA THE PILGRIM'S PROGRESS from this World to that which is to come.
الصفحة 282 - Thus the consciousness of an Inscrutable Power manifested to us through all phenomena, has been growing ever clearer ; and must eventually be freed from its imperfections. The certainty that on the one hand such a Power exists, while on the other hand its nature transcends intuition and is beyond imagination, is the certainty towards which intelligence has from the first been progressing.