Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3776Chemical news office., 1932 |
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Strona 113
... sometimes more or less well developed , no true organs , but parts of cell in large forms sometimes modified to form organelles analogous to the organs of multicellular animals , reproduction by binary or multiple fission , sex process ...
... sometimes more or less well developed , no true organs , but parts of cell in large forms sometimes modified to form organelles analogous to the organs of multicellular animals , reproduction by binary or multiple fission , sex process ...
Strona 114
... sometimes forming a distinct generation , giving the so - called alternation of generations , the sexual generation ... sometimes by branching sometimes opening by an excretory orifice ( anus ) which here appears for the first time in ...
... sometimes forming a distinct generation , giving the so - called alternation of generations , the sexual generation ... sometimes by branching sometimes opening by an excretory orifice ( anus ) which here appears for the first time in ...
Strona 116
... sometimes found at various places in- side the mouth and even outside of it ( e.g. , snout of sawfish ) or on gill - arches , teeth all alike except in size and replaced con- tinuously , taste buds not confined to mouth , but spread ...
... sometimes found at various places in- side the mouth and even outside of it ( e.g. , snout of sawfish ) or on gill - arches , teeth all alike except in size and replaced con- tinuously , taste buds not confined to mouth , but spread ...
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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