00307nam a2200121Ia 4500008004000000082001500040100003000055245002100085250000500106260004800111300001100159650001500170210210b1965   xxu||||| |||| 00| 0 eng d  a575.1 SRBG  aSRB, Adrian M. and others  aGeneral genetics  a  aSan FranciscobW.H. Freeman & Companyc1965  aix,557  aGenetics