Evolution and animal life, an elementary discussion of facts, processes, laws and theories relating to the life and evolution of animalsD. Appleton, 1908 - 489 páginas |
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Página x
... Kinds of parasitism , 348 ; Simple structure of parasites , 350 ; Gregarina , 351 ; Parasitic hemospor- idia : the cause of malarial fevers , 351 ; Tapeworm and other flat worms , 354 ; Trichina and other round worms , 355 ; Sacculina ...
... Kinds of parasitism , 348 ; Simple structure of parasites , 350 ; Gregarina , 351 ; Parasitic hemospor- idia : the cause of malarial fevers , 351 ; Tapeworm and other flat worms , 354 ; Trichina and other round worms , 355 ; Sacculina ...
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... kind of evolution thus produced is very different in different kinds of objects . Biological evolution and cosmic evolution are not the same . From the biological side a certain objection must be made to this philosophical theory of ...
... kind of evolution thus produced is very different in different kinds of objects . Biological evolution and cosmic evolution are not the same . From the biological side a certain objection must be made to this philosophical theory of ...
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... species - the origin or cause of variety in the life of the globe . That variety exists , that there are many kinds and types , grades and grada tions in animal and vege- table life is evident to all . Birds and trees , beetles and ...
... species - the origin or cause of variety in the life of the globe . That variety exists , that there are many kinds and types , grades and grada tions in animal and vege- table life is evident to all . Birds and trees , beetles and ...
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... kind of animal or plant , that is , each set of forms which in the changes of the ages has diverged tangibly from its neighbors , is called a species . There is no absolute definition for the word species . The word kind represents it ...
... kind of animal or plant , that is , each set of forms which in the changes of the ages has diverged tangibly from its neighbors , is called a species . There is no absolute definition for the word species . The word kind represents it ...
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... animals , he describes and names some four thousand different kinds . Great as this number seemed , Linnæus ven- tured to suggest that probably his pages did not include half of those kinds of animals actually existing . To - day our ...
... animals , he describes and names some four thousand different kinds . Great as this number seemed , Linnæus ven- tured to suggest that probably his pages did not include half of those kinds of animals actually existing . To - day our ...
Outras edições - Ver tudo
Evolution and Animal Life: An Elementary Discussion of Facts, Processes ... David Starr Jordan,Vernon Lyman Kellogg Visualização integral - 1907 |
Evolution and Animal Life: An Elementary Discussion of Facts, Processes ... David Starr Jordan,Vernon Lyman Kellogg Visualização integral - 1907 |
Evolution and animal life, an elementary discussion of facts, processes ... David Starr Jordan,Vernon Lyman Kellogg Visualização integral - 1907 |
Palavras e frases frequentes
actual adaptation adult animals animals and plants ants apes appear artificial selection bees beetles biologists birds body breeding butterfly called causes centrosome changes CHAPTER characters chromatin chromosomes color and pattern common crab Darwin degeneration degree descent differentiation division egg cell embryo environment existence fact factors fauna female fertilized fishes forms fossils genus germ cells habit hatched heredity honeybee host hybrid individuals influence inheritance insects instinct islands isolation kinds of animals known larva larvæ live lower male mammals matter ment modified mutations natural selection naturalists nest nucleus offspring organic evolution origin Origin of Species parasites parent phenomena plasm primitive produced protoplasm Protozoa race relation reproduction reptiles resemblance Sacculina sea anemone sexual sexual selection sheep species species-forming sperm spines stage structure substance tail theory tion traits tree variation various vertebrates Weismann wings workers young