000 00334 a2200133 4500
080 _a575.1
_bS 617 E
245 1 _aElementary genetics
_cby W. Ralph Singleton
250 _a2nd edn.
260 _aNew Jersery
_bD. Van Nostrand Co.
_c1967
650 _aGenetics
100 1 _aSingleton, W. Ralph
_d
300 _a576 p.
901 _a103079
999 _c30980
_d30980