000			00377nam a2200133Ia 4500
008			140215s9999 xx 000 0 und d
084			_aJ;1:4 _bUNI;1950
100			_aUniversity of Michigton, .
245			_aHorace H Rackham School of Groduate Studies / _b
260			_bUniversity of Michigton , _aMichigton : _c1950
300			_a360p :
650			_aGenetics
942			_2cc _cBK
999			_c5578 _d5578