The Science of Life, Volumen 4Cassell, 1931 - 896 páginas |
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Página 40
... course of the lymphatic vessels is not so direct as that of the veins . They unite and separate again to form networks and their course is interrupted by passages through curious spongy labyrinthine filters , the lymph - glands , " but ...
... course of the lymphatic vessels is not so direct as that of the veins . They unite and separate again to form networks and their course is interrupted by passages through curious spongy labyrinthine filters , the lymph - glands , " but ...
Página 88
... course of time Mr. Everyman discovers that he is growing old . He has avoided complex chills , his leucocytes have defeated a score of dangerous infections , he has had wounds and they have healed , but nevertheless it is borne in upon ...
... course of time Mr. Everyman discovers that he is growing old . He has avoided complex chills , his leucocytes have defeated a score of dangerous infections , he has had wounds and they have healed , but nevertheless it is borne in upon ...
Página 762
... course of evolution , and during the course of each man's or woman's personal development . Psychology shows us clearly enough that processes like those of consciousness , but of which we are not fully or intensely conscious , can go on ...
... course of evolution , and during the course of each man's or woman's personal development . Psychology shows us clearly enough that processes like those of consciousness , but of which we are not fully or intensely conscious , can go on ...
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