The Science of Life, Volumen 4Cassell, 1931 - 896 páginas |
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Página 82
... means of its nose a mouse can tell that there is a cat about somewhere ; by means of its ears , it can hear him moving and locate him roughly ; but by means of its eyes it can get precise information of the enemy's whereabouts - and ...
... means of its nose a mouse can tell that there is a cat about somewhere ; by means of its ears , it can hear him moving and locate him roughly ; but by means of its eyes it can get precise information of the enemy's whereabouts - and ...
Página 131
... means of that lobe of muscular tissue , the " foot , " which they protrude from the shell . Some , like the heavy- shelled oyster , or the common blue mussel of our shores , that attaches itself firmly to rocks by means of a tuft of ...
... means of that lobe of muscular tissue , the " foot , " which they protrude from the shell . Some , like the heavy- shelled oyster , or the common blue mussel of our shores , that attaches itself firmly to rocks by means of a tuft of ...
Página 162
... means of flowers and distribute themselves by means of the result- ing seeds . These matters are characteristic peculiarities of one division of the vegetable kingdom . It is true that division includes by far the greater number of the ...
... means of flowers and distribute themselves by means of the result- ing seeds . These matters are characteristic peculiarities of one division of the vegetable kingdom . It is true that division includes by far the greater number of the ...
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