00548nam a2200169 a 450000500170000000800410001702000150005804100080007308200130008110000300009424500700012426400460019430000280024049000350026850000530030365000220035620260717091418.0260717s1991    ii            000 0 eng d  a0199631131  aeng04a572.80281 aBrown, T. A. (Terence A.)10aEssential Molecular Biology Vol - II /cBrown, T. A. (Terence A.) 1aOxford :boxford university press,c1991.  axx, 296p. : ill ; 23cm.0 aThe Practical approach series.  aIncludes bibliographical references and indexes. 4aMolecular biology