phenocopy

From pheno- + copy.

phenocopy (plural phenocopies)

1. (genetics) A phenotypic variation (in an organism) that resembles a phenotype from a genetic cause but has an environmental rather than genetic cause (and thus is not inherited).

phenocopy (third-person singular simple present phenocopies, present participle phenocopying, simple past and past participle phenocopied)

1. (genetics) To copy a genetic variation through environmental manipulation.
   • 1990, David de Pomerai, From Gene to Animal‎^[1], →ISBN, page 275:

     The wg- mutant can be phenocopied by injecting antisense RNA (complementary to the 3 kb wg+ transcript) into wild-type embryos.

• phenocopier