A New Theory of Organic EvolutionW. Blackwood and Sons, 1903 - 174 páginas |
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Página 11
... hypothesis , which we propose to use as a key to further discoveries , and to test by the explanation it offers of various phenomena of life . Hypothesis . Life is a combination of forces that , in conjunction with specific kinds of ...
... hypothesis , which we propose to use as a key to further discoveries , and to test by the explanation it offers of various phenomena of life . Hypothesis . Life is a combination of forces that , in conjunction with specific kinds of ...
Página 12
... hypothesis come the following deductions : - Expression of type is affected by the quality or energy of the General and Specific life - forces , and by the conditions of develop- ment . The development of a type cannot ex- ceed a full ...
... hypothesis come the following deductions : - Expression of type is affected by the quality or energy of the General and Specific life - forces , and by the conditions of develop- ment . The development of a type cannot ex- ceed a full ...
Página 30
... hypothesis and interpretation of the facts and experience set forth in the pre- ceding pages are based the following conclusions : - Distinct races are far more numerous than species , so called . Only the stock of a pure race is per ...
... hypothesis and interpretation of the facts and experience set forth in the pre- ceding pages are based the following conclusions : - Distinct races are far more numerous than species , so called . Only the stock of a pure race is per ...
Página 42
... hypothesis , the hypothesis falls to the ground - it is worth nothing . " 1 The evolution of life was by successive steps - each step a distinct new type . The first forms of life ( which all theories assume ) consisted of a simple cell ...
... hypothesis , the hypothesis falls to the ground - it is worth nothing . " 1 The evolution of life was by successive steps - each step a distinct new type . The first forms of life ( which all theories assume ) consisted of a simple cell ...
Página 59
... hypothesis . We believe it will also explain the other admitted facts of evolution ; but if there is a single fact which , in the words of Huxley , " can be shown to be inconsistent with ( not merely inexplicable by , but contrary to ) ...
... hypothesis . We believe it will also explain the other admitted facts of evolution ; but if there is a single fact which , in the words of Huxley , " can be shown to be inconsistent with ( not merely inexplicable by , but contrary to ) ...
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According to Darwin accumulation of beneficial ADAM BEDE antecessor appeared Author beneficial differences Blackwood breeder cattle cessive CHAPTER Cheap Edition Cheaper Church of Scotland CLASSICS FOR ENGLISH cloth colour common-sense conclusions conditions of existence Crown 8vo Darwin Darwinian Demy 8vo disuse domestic animals embryo ence evidence evolution evolved expression of type Fcap force French morocco genera George Eliot germ-cell germ-plasm gilt top growth habits History hybrids hypothesis J. G. Lockhart Jacquard loom JAMES JOHN Lectures less highly specialised limp LL.D loom mammal Maps modification natural selection numerous Illustrations OLIPHANT organisation organs Origin of Species paper cover People's Edition phenomena Philosophy Photogravure physique plant Poems Portrait Post 8vo Prof progeny rock-pigeon Romance royal 8vo Scottish Second Edition Second Impression secondary causes seed selective breeding Specific life-force specific variation struggle for existence successive types successor theory Third Edition tion University of Edinburgh vols whale wild species WILLIAM
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