The Science of Life, Volumen 4Cassell, 1931 - 896 páginas |
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Página 263
... Evolution is not Darwinism and Darwinism is not Evolution . The idea of Evolution is not only at least as old in modern thought as Lamarck , but adumbrations of it are clearly traceable in such ancient writers as Lucretius and ...
... Evolution is not Darwinism and Darwinism is not Evolution . The idea of Evolution is not only at least as old in modern thought as Lamarck , but adumbrations of it are clearly traceable in such ancient writers as Lucretius and ...
Página 380
... Evolution . § 2. Do Races Become Senile ? § 3. The Élan Vital and the Life Force . § 4. Is There Purpose in Evolution ? BOOK 5 THE HISTORY AND ADVENTURES OF LIFE. WE § I ... EVOLUTIONARY URGE Straight-line Evolution Do races become senile?
... Evolution . § 2. Do Races Become Senile ? § 3. The Élan Vital and the Life Force . § 4. Is There Purpose in Evolution ? BOOK 5 THE HISTORY AND ADVENTURES OF LIFE. WE § I ... EVOLUTIONARY URGE Straight-line Evolution Do races become senile?
Página 387
... Evolution looks purposeful no proof that there is true purpose behind it ; but if there is real purpose behind it , there must be real purpose behind the transformations of dead matter , too . The biologist can also point out that Evolution ...
... Evolution looks purposeful no proof that there is true purpose behind it ; but if there is real purpose behind it , there must be real purpose behind the transformations of dead matter , too . The biologist can also point out that Evolution ...
Índice
THE RANGE NATURE AND STUDY OF LIVING THINGS | 3 |
66 | 5 |
muscles and related | 8 |
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Términos y frases comunes
active algæ animals arthropods bacteria become birds blood body bones brain branches called capillaries carbon carbon dioxide cells Cenozoic changes chemical chromosomes colour creatures crustaceans digestive Echinoderms eggs elaborate embryo Eocene Everyman evolution example eyes fact female fertilized fish flatworms flowers fluid forms fossils gametes genes germ-plasm glands grow growth heart human Ichthyosaurs important individual insects intestine kidneys kinds land larvæ layer less limbs liver living things lobster lungs male mammals marsupials matter means ment microscopic million molluscs mouse mouth movements muscles mutations nervous system normal notochord Obelia organs ovary ovum oxygen pair parasitic phylum plants polyps produced proteins prothallus protozoa reproduction reptiles round secretion sense-organs sexual shell skeleton skin species spermatozoa sperms spores stage starfish stomach structure substances surface swim tail teeth thyroid tiny tion tissue to-day tube types variations various vertebrates whole worms