000 00331cam a2200121 4500
050 0 0 _aMED QP84
_b.L65
100 1 _aLoomis, William F.,
245 1 0 _aPapers on regulation of gene activity during development.
260 _aNew York,
_bHarper & Row
_c1970
300 _aix, 442 p.
_bill.
650 0 _aDevelopmental biology.
942 _cBK
999 _c5781
_d5781