00345nam a2200157Ia 4500008004100000020001800041082001000059082001000069100001100079100000900090245002300099260001300122260003100135260000900166650001200175240117s9999||||xx |||||||||||||| ||und||  a0-521-31380-5  aLYN/E  b575.1  aburnet  alynn 0aessential genetics  anew york  bcambridge university press  c1986  abiology