plasmagene(redirected from plasmagenic)
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A self-replicating hereditary structure once thought to exist in cytoplasm and function in a manner analogous to, but independent of, chromosomal genes.
plas′ma·gen′ic (-jē′nĭk, -jĕn′ĭk) adj.
(Biology) biology any gene other than those carried in the nucleus of a eukaryotic cell, such as a mitochondrial gene