The Science of Life, Volumen 4Cassell, 1931 - 896 páginas |
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Página 154
... to a vast group of living things laid out for the most part upon a common plan the plant world ; its importance in our daily consciousness is second only to ... day - to- day life of an individual plant , just as in the first Book we began by ...
... to a vast group of living things laid out for the most part upon a common plan the plant world ; its importance in our daily consciousness is second only to ... day - to- day life of an individual plant , just as in the first Book we began by ...
Página 416
... to the present day . This veritable living fossil , though all its relatives have been dead for hundreds of millions of years , is still so abundant off some parts of the American coast that King - crab that King - crab corpses are used to ...
... to the present day . This veritable living fossil , though all its relatives have been dead for hundreds of millions of years , is still so abundant off some parts of the American coast that King - crab that King - crab corpses are used to ...
Página 426
... to imagine this world with than a half of its history Life played out its drama under water , and the continents were practically barren . They were stark and bare , starker and barer than the utmost desert of to ... day . There could have ...
... to imagine this world with than a half of its history Life played out its drama under water , and the continents were practically barren . They were stark and bare , starker and barer than the utmost desert of to ... day . There could have ...
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