000 00328nam a2200109 4500
245 _aDNA and chromosomes.
_cby E.J.DuPraw.
100 _aDuPraw, E.J.
260 _aNew York.
_bHolt Rinehart and Winston.
_c1970
300 _axi,340p. : ill. ; 23cm.-
490 _aMolecular and cellular biology series.
082 _a574.8732
_b DUP
999 _c21069
_d21069