00322nam a2200121 a 450000500170000002000150001708200160003210000190004824500420006726000470010930000290015670000150018520251203110929.0  a0935702172  a572.86bSIN  aSinger, Maxine  aGenes & Genomesbchanging perspective  acaliforniabUniversity science booksc1991  axxviiic929p.c26 cm. HB  aBerg, Paul