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Genetics in Medicine

Medicine

Quiz 7 :

Patterns of Single-Gene Inheritance

Quiz 7 :

Patterns of Single-Gene Inheritance

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What degree of relationship to each other are half-siblings?
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B

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If an uncle has children with his niece, which of the following genetic terms is used to describe this relationship?
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E

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What is the term used to describe the patient who first brings a family to a geneticist's attention?
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C

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Which of the following is a likely explanation that a male could survive an X-linked dominant, male lethal disorder?
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In certain proteins, expansion of a tract of which amino acid is associated with various genetic forms of progressive neurodegeneration?
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Which of the following terms refers to the fact that different people with the same genotype can have variation in phenotype?
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Trinucleotide repeat alleles that are not associated with the disease phenotype but that can expand during meiosis are known as:
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For an autosomal dominant disease, if two affected parents have a child, what is most likely the risk of passing on the disorder?
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Which of the following are true about mitochondrial inheritance?
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A process that can greatly affect the presentation of an X-linked phenotype in carrier females is:
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Which of the following terms refers to a set of alleles that is inherited together on a chromosome?
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Unstable trinucleotide repeat alleles can be observed to expand in which of the following situations?
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Genetic anticipation is associated with:
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When a set of parents has a child affected by an autosomal recessive disorder, the most likely recurrence risk is:
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What genetic force leads to the variability in the percentage of mutant mtDNA molecules that are present in the children of a mother who exhibits heteroplasmy for the mutation?
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What is the most likely explanation for a set of unaffected parents having two children with a highly-penetrant, autosomal dominant disorder?
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Which type of mitochondrial mutation is NOT passed from an affected mother to her child when the mother exhibits heteroplasmy for the mutation?
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What is the risk for hemophilia A in the grandsons if their paternal grandfather is a hemophiliac?
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Anticipation is the finding in a genetic disorder that:
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Heteroplasmy is associated with:
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