00394nam a2200145Ia 4500008004100000082001300041100002300054245001300077250001200090260003300102300001300135490005700148600002100205650002200226140224s9999    xx            000 0 und d  a575.1 H8  aShull, Franklin A.  aHeredity  a4th ed.  aNew YorkbMc Graw-Hillc1948  aix,311p.  aMc Graw-Hill Publications in the Zoological Sciences  aFranklin A.Shull  aHeredity,Genetics