000 00366 a2200145 4500
080 _a574.6
_bS 678 N
245 1 _aNucleic acid
260 _aLondon
_c1951
650 _aExperimental Biology
700 _aSociety for Experimental Biology
440 _aNo. 1
_vSymposia of the society for experimental biology
100 _a
_d
300 _a290 p.
901 _a71355
999 _c30677
_d30677