Science, Том 23John Michels (Journalist) American Association for the Advancement of Science, 1894 Since Jan. 1901 the official proceedings and most of the papers of the American Association for the Advancement of Science have been included in Science. |
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Стр. 36
... protoplasm , of albuminous matter ? As albuminous matter contains carbon , hydrogen , nitro- gen , sulfur and oxygen1 , we have to consider princi- pally the questions : Which substances are suitable sources for the carbon , which for ...
... protoplasm , of albuminous matter ? As albuminous matter contains carbon , hydrogen , nitro- gen , sulfur and oxygen1 , we have to consider princi- pally the questions : Which substances are suitable sources for the carbon , which for ...
Стр. 149
... protoplasm , 3. reviewing all known theories of protoplasmic structures , and 4. giving Professor Bütschli's own conclusions as to the physical nature of protoplasm . In the words of the translator , " protoplasm is conceived of in this ...
... protoplasm , 3. reviewing all known theories of protoplasmic structures , and 4. giving Professor Bütschli's own conclusions as to the physical nature of protoplasm . In the words of the translator , " protoplasm is conceived of in this ...
Стр. 155
... protoplasm . In its normal condition in the vegetable cell , protoplasm resembles in texture and consistency the white of an egg . No one would expect to cut this sub- stance in its natural condition into sections to be examined with a ...
... protoplasm . In its normal condition in the vegetable cell , protoplasm resembles in texture and consistency the white of an egg . No one would expect to cut this sub- stance in its natural condition into sections to be examined with a ...
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Meeting of the Iowa Academy of Sciences | 10 |
ROUGHING IT WITH AN ECLIPSE PARTY | 42 |
ESTERBROOKS | 56 |
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