000 00351nam a2200133Ia 4500
001 22462
008 170722s9999 xx 000 0 und d
100 _aBarry, J. M
245 _aMolecular biology
_bAn introduction to chemical genetics /
260 _c1973.
490 _aConcepts of modern biology series)
700 _aBarry , E. M.
942 _cGEN
999 _c86139
_d86139