Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3776Chemical news office., 1932 |
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Strona 116
... tail , head containing organs . of special sense ( smell , vision , taste and hearing ) , tail highly organized , with muscles , which are well developed and thus estab- lish the tail as the chief organ of propulsion , medial and ...
... tail , head containing organs . of special sense ( smell , vision , taste and hearing ) , tail highly organized , with muscles , which are well developed and thus estab- lish the tail as the chief organ of propulsion , medial and ...
Strona 117
... tail possible , distinct ectoderm , endoderm and mesoderm , the latter separating to form a definite cœlom , blastopore posterior and dorsal in position , laval form ( tadpole ) , at first with the yolk sac as swelling of lower surface ...
... tail possible , distinct ectoderm , endoderm and mesoderm , the latter separating to form a definite cœlom , blastopore posterior and dorsal in position , laval form ( tadpole ) , at first with the yolk sac as swelling of lower surface ...
Strona 118
... tail , the latter small in proportion but often very long , bodies three - layered in development , with fully developed body cavity which is divided transversely by an umbrella - shaped muscle , the diaphragm , into the thorax and ...
... tail , the latter small in proportion but often very long , bodies three - layered in development , with fully developed body cavity which is divided transversely by an umbrella - shaped muscle , the diaphragm , into the thorax and ...
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added adult alimentary canal analogy analysis animals Applications arranged atom becoming bilateral Black blastopore body bone British Canada carbon cavities character Chemical chemistry circulatory system clearly cœlom compared conception consider constructed containing definite described developed discoveries distinct dominant dorsal Drebbel ducts element embryo exact excretory experiments external extract force fundamental gills give given groups gypsum head heart higher ideas important included industry interest internally known laboratory latter Lavoisier less light limbs London lungs malt material means ment mesoderm method molecule mouth muscle National Mark nature neck nervous system obtained opening organic molecule organs original pairs Paris passing Patent Phylum physical placenta plant position possible present Priestley primitive problem produce quantitative Ratio reproduction segments sense separate short skeleton sometimes stages structure substances tail tion trunk types urogenital usually various vegetative whole