The Science of LifeLiterary Guild, 1934 - 1514 páginas |
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Página 300
... active phase proliferating with astonishing rapidity , and the passive , resting spore with equally astonishing powers of resisting adverse conditions . Active bacteria are killed at once by the heat of boiling water , but their spores ...
... active phase proliferating with astonishing rapidity , and the passive , resting spore with equally astonishing powers of resisting adverse conditions . Active bacteria are killed at once by the heat of boiling water , but their spores ...
Página 688
... active brittle - stars arose later than the more sluggish true starfish , and among the urchins the asym- metrical heart - urchins and sand - dollars came into prominence after the symmetrical ball - urchins . Burrowing forms and ...
... active brittle - stars arose later than the more sluggish true starfish , and among the urchins the asym- metrical heart - urchins and sand - dollars came into prominence after the symmetrical ball - urchins . Burrowing forms and ...
Página 1371
... active - too active -with a running spate of talk . And his talk is the antithesis of what it was . He is now a thorough - going sceptic , and one who feels it his mis- sion to destroy the superstitions of the credulous believers in ...
... active - too active -with a running spate of talk . And his talk is the antithesis of what it was . He is now a thorough - going sceptic , and one who feels it his mis- sion to destroy the superstitions of the credulous believers in ...
Índice
THE BODY IS A MACHINE | 24 |
THE COMPLEX BODYMACHINE AND HOW IT WORKS | 32 |
CHAPTER | 33 |
Página de créditos | |
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Términos y frases comunes
active already alveoli animals appear bacteria become begin birds blood body bones brain branches called carried cells changes chemical close contains continue creatures digestive direction early embryo Evolution example existence fact female fertilized fish flowers forms fossils genes give green grow growth hand higher human important individual insects kinds known land later layer leaves less light living male mammals matter means method microscopic million move muscles nature never normal organs original oxygen pass period plants Pleistocene possible present produced remains reproduction rest result round seen selection separate side simple single skin species spores stage structure substances surface things tissue true turn types variety various vertebrates whole