00281nam a2200109Ia 4500008004100000082001500041100002200056245002700078250000800105260004500113300001300158190709s9999    xx            000 0 und d  a575.1 SI66  aSinnott, Edmund W 0aPrinciples of genetics  a5th  aNew YorkbMcgraw Hill Book Companyc1958  axiv, 459