ScienceJohn Michels (Journalist) 1939 |
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Стр. 82
... mechanism for the storage and conservation of sperms . This mechanism consists of a spermatheca ( sperm reservoir ) , the sper- mathecal gland , the sperm duct and associated nerves and muscles . The primary function of this mecha- nism ...
... mechanism for the storage and conservation of sperms . This mechanism consists of a spermatheca ( sperm reservoir ) , the sper- mathecal gland , the sperm duct and associated nerves and muscles . The primary function of this mecha- nism ...
Стр. 434
... mechanism of the reaction will lead to a better under- standing of the exact nature of the covalent bond and particularly of the exact mechanism whereby it is loosened and reformed in ordinary chemical reactions . Beyond these positive ...
... mechanism of the reaction will lead to a better under- standing of the exact nature of the covalent bond and particularly of the exact mechanism whereby it is loosened and reformed in ordinary chemical reactions . Beyond these positive ...
Стр. 11
... mechanism of cancer production in man and other animals are now being sought in the plant world . Latest efforts to produce cancers in plants by the chemicals in tar which produce cancer in animals or by other chem- icals were described ...
... mechanism of cancer production in man and other animals are now being sought in the plant world . Latest efforts to produce cancers in plants by the chemicals in tar which produce cancer in animals or by other chem- icals were described ...
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40 | 4 |
Fishes Viviparous Cyprinodont C L TURNER | 42 |
ADAMS R W A Noyes Laboratory of Chemistry_71 | 65 |
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