00389nam a2200121Ia 4500008004100000082001500041100002700056245007000083260003800153300001500191600002500206650003600231140224s9999    xx            000 0 und d  a575.173 L1  aRaacke, Ilse Dorothea.  aMolecular biology of DNA and RNA; an analysis of research papers.  aSaint LouisbThe C.V. Mosbyc1971  axiii,291p.  aIlse Dorothea Raacke  aMolecular biology,Nucleic acids