heterochrony
noun
a genetic shift in timing of the development of a tissue or anatomical part, or in the onset of a physiological process, relative to an ancestor.
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Irina Conboy of the Department of Bioengineering at UC Berkeley, who has published a study on heterochronic parabiosis, told Salon in an email the FDA made the right call.
From Salon ● Feb. 27, 2019