MODIFIER

in the context of genetics, a modifier is a gene that research has implied has an effect on changing other hereditary factors however, they have little or no effect when the main controlling gene is absent.

MODIFIER: "When in reference to biology and genetics specifically, a modifier or modifier gene is a substance which can change or alter the DNA chain."
Cite this page: N., Pam M.S., "MODIFIER," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/modifier/ (accessed October 30, 2020).
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