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segments to DNA molecules that can replicate in 
a living cell; or 
(B) DNA molecules that result from the rep- 
lication of a molecule described in subparagraph 
(A) of this paragraph; 
(3) “recombinant DNA activity" means the pos- 
session of recombinant DNA by any person, and any 
activity (including research and transportation) under- 
taken by any person for the production or use of re- 
combinant DNA; 
(4) “commencement of a recombinant DNA activ- 
ity” means the date on which actual laboratory experi- 
mentation or growth media development is initiated, 
and such term shall not mean the date on which plan- 
ning for such activity is initiated, unless such planning 
date coincides with the date of initiation of actual labo- 
ratory experimentation or growth media development; 
and 
(5) “Secretary” means the Secretary of Health, 
Education, and Welfare. 
NOTIFICATION 
Sec. 4. (a)(1) Any person conducting recombinant DNA 
activity, other than a person conducting such activity at, or 
sponsored by, an institution that receives any support for re- 
combinant DNA research from the National Institutes of 
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