OBLIGATE CARRIER

a person whose mother/father and youth, or whose monozygotic twin possesses a specific inherited mutation, indicating that the person must additionally possess the mutation, although they haven't been tested for the mutation.

OBLIGATE CARRIER: "Peter is an obligate carrier, while not suffering from any mental impairment, his twin sister was diagnosed with mental retardation at birth."
Cite this page: N., Pam M.S., "OBLIGATE CARRIER," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/obligate-carrier/ (accessed December 11, 2019).
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