Quasidominant

Quasidominant
Pattern of inheritance that seems due to a dominant trait but is in fact due to the mating of a person who has a recessive disorder (with two copies of a gene causing the disease) with someone who is an asymptomatic carrier (with one copy of the same gene but no symptoms).
* * *
Denoting a trait in an inbred pedigree that exhibits quasidominance.

Medical dictionary. 2011.

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  • quasidominant inheritance — inheritance characterized by an apparently dominant pattern, but actually resulting from the mating of a carrier of a recessive gene with an individual homozygous for the recessive allele …   Medical dictionary

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  • Quasi- — Prefix meaning seemingly. As, for example, in quasidominant, seemingly dominant. * * * [L. quasi as if, as though] a prefix meaning almost, seemingly, or resembling …   Medical dictionary

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  • pseudodominant — pseu·do·dom·i·nant (soo″do domґĭ nənt) 1. pertaining to pseudodominance (def. 1). 2. quasidominant …   Medical dictionary

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