ScienceJohn Michels (Journalist) 1936 |
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Page 19
... obtained growth for only a few days . They conclude : " It would seem , therefore , that our strain of Chilomonas paramecium is unable to syn- thesize protoplasm from ammonium compounds and other inorganic salts and is thus quite ...
... obtained growth for only a few days . They conclude : " It would seem , therefore , that our strain of Chilomonas paramecium is unable to syn- thesize protoplasm from ammonium compounds and other inorganic salts and is thus quite ...
Page 85
... obtained from Turkish tobacco plants infected with this virus , by fraction- ation of the globulin in the plant extract with am- monium sulphate , celite and lead subacetate . same general procedure with certain improvements2 has been ...
... obtained from Turkish tobacco plants infected with this virus , by fraction- ation of the globulin in the plant extract with am- monium sulphate , celite and lead subacetate . same general procedure with certain improvements2 has been ...
Page 173
... obtained about ten years ago by crossing a four - spored species of Neurospora with an 8 - spored species . They are the only interspecific hybrid asco- mycetes that have been produced , yet either because the F , asci did not show six ...
... obtained about ten years ago by crossing a four - spored species of Neurospora with an 8 - spored species . They are the only interspecific hybrid asco- mycetes that have been produced , yet either because the F , asci did not show six ...
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