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15 
REPRESEN T ATION BY ATTORNEY GENERAL 
Sec. 17. The Attorney General shall appear and repre- 
sent the Secretary or the Secretary of Labor at any civil or 
criminal action initiated under this Act. 
DEFINITIONS 
Sec. 18. For purposes of this Act — 
(1) “Secretary” (except as used in section 11) 
means the Secretary of Health, Education, and Welfare, 
(2) “DNA” means deoxyribonucleic acid, 
(3) “recombinant DNA” means DNA that consists 
of different segments of DNA which have been joined 
together in a cell-free system and that has the capacity 
to infect and replicate in some host cell either autono- 
mously or as an integrated part of the host’s genome, 
(4) “hazardous recombinant DNA” means recom- 
binant DNA which either — 
(A) poses a significant risk to health or the 
environment, or 
(B) (i) (I) is neither located at a facility 
licensed under section 5 nor being transported from 
one such facility to another, or 
(II) is likely to be moved or to spread from 
such a facility or transportation to a location not at 
such a facility or part of such transportation, and 
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