Autosomal Dominant Inheritance
About the Lecture
The lecture Autosomal Dominant Inheritance by Georgina Cornwall, PhD is from the course Single-Gene Disorders.
Included Quiz Questions
Which inheritance pattern is most likely to show up in subsequent generations and equally affect both sexes?
- Autosomal dominant
- X-linked recessive
- X-linked dominant
- Y-linked
- Autosomal recessive
What percentage of offspring typically die if both parents are achondroplastic?
- 25%
- 0%
- 50%
- 75%
- 100%
Which of the following characteristics regarding a male-limited dominant inheritance pattern is TRUE?
- Male offspring in all generations are affected. Females are unaffected but may be carriers.
- Male offspring in all generations are affected and some females are affected only when homozygous.
- Male and female offspring are affected equally.
- Male offspring can be affected, carriers, or normal.
- Male offspring are only carriers, but do not present with disease manifestations.
What proportion of offspring is most likely to be affected if only one parent is heterozygous for Huntington's disease?
- 50%
- 25%
- 75%
- 100%
- No offspring is affected.
What proportion of offspring are most likely to be affected if both parents are heterozygous for Huntington's disease?
- 75%
- 50%
- 25%
- 100%
- No offspring is affected.
Which of the following diseases has an autosomal dominant inheritance pattern?
- Familial hypercholesterolemia
- Sickle cell disease
- Phenylketonuria
- Cystic fibrosis
- Hemochromatosis
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Author of lecture Autosomal Dominant Inheritance
Georgina Cornwall, PhD
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