Genetic Terms Flashcards

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1
Q

Incomplete penetrance

A

Not all individuals with a mutant genotype show the mutant phenotype.
Aunque Tenga mutado el gen no siempre va a presentar la enfermedad

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2
Q

Variable expressivity

A

El phenotype varía entre los afectados unos más graves otros no tanto.

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3
Q

Pleiotropy

A

Un gen tiene múltiples phenotypic manifestaciones en diferentes órganos, resultando de una sola mutation.
One gene contributes to multiple phenotypic effects.

Eje: PKU

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4
Q

Mosaicism

A

Distinct cell lines in the same individual.

Somatic mosaicism

Gonadal mosaicism

Eje: McCune Albright Sx

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5
Q

HeteroplasMy—-
mitochondrial
Maternal
Muscle

A

Presence of both normal and mutated mrDNA, resulting in variable expression in mitochondrially inherited disease.

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