(a) have been formed by joining together DNA segments in a cell-free system and which have the capacity to enter a cell and to replicate in such cell either autonomously or after they have become an integrated part of such cell's genome; or
(b) are the result of a replication of the DNA molecules described in paragraph (a) of this subdivision. 3. "Recombinant DNA activity" means the possession of recombinant DNA by any person and any activity undertaken by any person for the production of recombinant DNA. 4. "Person" means any individual, corporation, partnership, or legal entity of any kind, or a governmental agency, board or body. 5. "Cell-free system" means an environment outside of any cell or cellular organism.