00347    a2200133   4500020001500000082001500015100002200030245005400052250001200106260004800118300001900166440000600185650002200191  a0199636427  a572.8bESS  aBrown, T.A. eed.  aEssential molecular biologyba practical approach  a2nd ed.  aOxfordbOxford University Pressc2000g2000  axx,240p.c25cm  v1  aMolecular Biology