ScienceJohn Michels (Journalist) 1950 |
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Стр. 44
... important step toward putting things to rights was taken in 1937 by Oguma and Makino , who published lists of all vertebrate chromosome numbers with references that had been reported up to that time . But the Japanese cytologists did ...
... important step toward putting things to rights was taken in 1937 by Oguma and Makino , who published lists of all vertebrate chromosome numbers with references that had been reported up to that time . But the Japanese cytologists did ...
Стр. 108
... important consideration in defining safe levels of exposure . The limitations of experimental studies utilizing animals can never be entirely removed , even with perfectly accurate measurements , for man is not exactly comparable in ...
... important consideration in defining safe levels of exposure . The limitations of experimental studies utilizing animals can never be entirely removed , even with perfectly accurate measurements , for man is not exactly comparable in ...
Стр. 128
... important series of meetings of organizations whose members are interested in problems of teaching . We should not forget other means of educating laymen , young and old , than these more formal ones . The modern museum serves more and ...
... important series of meetings of organizations whose members are interested in problems of teaching . We should not forget other means of educating laymen , young and old , than these more formal ones . The modern museum serves more and ...
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