The Science of Life, Volumen 4Cassell, 1931 - 896 páginas |
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Página 48
... quantity of an element that can go into chemical combination . And a 66 molecule still means the smallest quantity of a chemical substance that can exist separately . It may consist of from one to a vast number of atoms of the same or ...
... quantity of an element that can go into chemical combination . And a 66 molecule still means the smallest quantity of a chemical substance that can exist separately . It may consist of from one to a vast number of atoms of the same or ...
Página 395
... quantities of sugars and other organic substances , some of them nitrogen - containing , are generated from a mixture of such simple substances as water , carbon dioxide and ammonia , as Professor Baly of Liverpool has experi- mentally ...
... quantities of sugars and other organic substances , some of them nitrogen - containing , are generated from a mixture of such simple substances as water , carbon dioxide and ammonia , as Professor Baly of Liverpool has experi- mentally ...
Página 884
... quantity of milk given by a , 614 Cowpox , 631 Cowper's glands , 91 Cow - wheat , 557 Coyote , 231 Crab , 124 , 421 , 525 , 678 ; hermit , 124 , 327 , 522 , 559 , 124 , 526 ; larvæ of , 595 ; nervous system of , 678 Crandon , Mrs ...
... quantity of milk given by a , 614 Cowpox , 631 Cowper's glands , 91 Cow - wheat , 557 Coyote , 231 Crab , 124 , 421 , 525 , 678 ; hermit , 124 , 327 , 522 , 559 , 124 , 526 ; larvæ of , 595 ; nervous system of , 678 Crandon , Mrs ...
Índice
THE RANGE NATURE AND STUDY OF LIVING THINGS | 3 |
66 | 5 |
muscles and related | 8 |
Otras 62 secciones no se muestran.
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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