The Science of Life, Volumen 4Cassell, 1931 - 896 páginas |
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Página 157
... plant , and the mistletoe is an interesting half - way house , battening on the labours of the roots of other plants , for mistletoe perches at the top of a high tree , and its roots , penetrating into the tissue of the latter , suck ...
... plant , and the mistletoe is an interesting half - way house , battening on the labours of the roots of other plants , for mistletoe perches at the top of a high tree , and its roots , penetrating into the tissue of the latter , suck ...
Página 158
... plants . The bulbils of some of the flowering plants are devices for doing the same thing . To sum up , then , it is difficult and prob- ably wrong to think of conscious individu- alized plants . One should think of plant tissue as ...
... plants . The bulbils of some of the flowering plants are devices for doing the same thing . To sum up , then , it is difficult and prob- ably wrong to think of conscious individu- alized plants . One should think of plant tissue as ...
Página 426
... plant and Its Seed . § 3. The Plants of the Ancient World . § 4. Coal . § 5. The Vertebrata Crawl out of Water . § 6. A Coal - measure Forest . § 7. An Age of Death . Fig . 221. Reconstructions of the earliest known land -. § I The ...
... plant and Its Seed . § 3. The Plants of the Ancient World . § 4. Coal . § 5. The Vertebrata Crawl out of Water . § 6. A Coal - measure Forest . § 7. An Age of Death . Fig . 221. Reconstructions of the earliest known land -. § I 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