40 
1 “training and studies 
2 “Sec. 485. (a) The Secretary may conduct and support 
3 training in the safe handling of recombinant PNA. 
4 “(b) The Secretary shall conduct or support on a con- 
5 tinning basis studies designed to assess the risks to health 
6 and the environment which may be presented by recom- 
7 binant PNA activities.”. 
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[ 617 ] 
