ScienceJohn Michels (Journalist) 1950 |
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Стр. 330
... growth is observed when these amino acids are present in equimolar proportions ( 0.005 M ) in the new medium . Whereas the final turbidity ultimately attained under these conditions is equal to that observed in the presence of an ...
... growth is observed when these amino acids are present in equimolar proportions ( 0.005 M ) in the new medium . Whereas the final turbidity ultimately attained under these conditions is equal to that observed in the presence of an ...
Стр. 489
... growth of a cell colony is a natural process that is neither simple nor well understood . At present , there- fore , no more than the most modest of models can be proposed to represent it . Such a model is suggested in the following ...
... growth of a cell colony is a natural process that is neither simple nor well understood . At present , there- fore , no more than the most modest of models can be proposed to represent it . Such a model is suggested in the following ...
Стр. 620
... growth of etiolated pea epicotyl sections in darkness and light . About two years ago , we noticed that the addition of small quantities of riboflavin to media in which plant tissues were being grown results in a slight enhancement of ...
... growth of etiolated pea epicotyl sections in darkness and light . About two years ago , we noticed that the addition of small quantities of riboflavin to media in which plant tissues were being grown results in a slight enhancement of ...
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AAAS absorption activity albumin Amer American animals applied Association atherosclerosis atomic awarded Beer-Lambert laws beta particles bevatron biol biological blood cells chairman Chem chemical chemistry Chicago cholesterol cloud chamber College Committee compounds concentration curves cytoplasm Department director effect electron emulsion energy enzyme experimental experiments fellowships field genes genetics growth Health indicate injected Institute internal wave investigation Laboratory Lambert's law larvae layer material measurements Medical Medicine meeting ment mesons metabolism method mice molecular molecules National nuclear nuclei nucleic acid observed obtained organic paper particles penicillin phosphorus Phys physical plants plates present president problems produced professor protein prothrombin protons radiation rats reaction recent reported rhodopsin sample School Science scientific scientists serum session Society soil solution specific temperature theory tion tissue Univer University values versity vitamin volume Washington WNCD York York City