A phenocopy is an individual whose
phenotype (generally referring to a single
trait), under a particular environmental condition, is identical to the one of another individual whose phenotype is determined by the
genotype. In other words the phenocopy environmental condition mimics the phenotype produced by a gene.
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A defect due to an environmental agent that imitates that produced by a specific gene.
A condition which is due to environmental factors but resembles one which is genetic.