Podcast
Questions and Answers
In autosomal dominant inheritance, what is the chance of an affected parent passing the affected allele to their offspring?
In autosomal dominant inheritance, what is the chance of an affected parent passing the affected allele to their offspring?
- 75%
- 50% (correct)
- 100%
- 25%
Which disorder is caused by a mutation in the low-density lipoprotein receptor?
Which disorder is caused by a mutation in the low-density lipoprotein receptor?
- Marfan syndrome
- Achondroplasia
- Hypercholesterolemia (correct)
- Huntington disease type 2
What is the likely genotype of affected individuals in autosomal dominant inheritance?
What is the likely genotype of affected individuals in autosomal dominant inheritance?
- AA
- Not determinable
- aa
- Aa (correct)
Which type of inheritance pattern has an equal likelihood of both sexes being affected?
Which type of inheritance pattern has an equal likelihood of both sexes being affected?
What is the cause of Tuberous sclerosis?
What is the cause of Tuberous sclerosis?
Which genetic disorder is caused by mutations in the NF1 gene?
Which genetic disorder is caused by mutations in the NF1 gene?
In mitochondrial inheritance, why are all children of an affected female expected to express the disease?
In mitochondrial inheritance, why are all children of an affected female expected to express the disease?
What is the characteristic of X-linked dominant disorders that leads to affected males not passing the disease to their sons?
What is the characteristic of X-linked dominant disorders that leads to affected males not passing the disease to their sons?
Why do generations may be skipped in the expression of X-linked recessive disorders if all offspring are heterozygotes?
Why do generations may be skipped in the expression of X-linked recessive disorders if all offspring are heterozygotes?
What causes Albinism, a rare autosomal recessive disorder?
What causes Albinism, a rare autosomal recessive disorder?
Which disorder is caused by mutations in a specific collagen gene and follows an X-linked recessive inheritance pattern?
Which disorder is caused by mutations in a specific collagen gene and follows an X-linked recessive inheritance pattern?
What is the likelihood of an individual being a carrier of Albinism, an autosomal recessive disorder?
What is the likelihood of an individual being a carrier of Albinism, an autosomal recessive disorder?
Why do sons and daughters both have a 50% chance of inheriting the mutated allele from their mothers in X-linked recessive disorders?
Why do sons and daughters both have a 50% chance of inheriting the mutated allele from their mothers in X-linked recessive disorders?
Why will affected males not pass an X-linked dominant disorder to their sons?
Why will affected males not pass an X-linked dominant disorder to their sons?
"Hypophosphatemic rickets" is a disorder caused by mutations in which type of inheritance pattern?
"Hypophosphatemic rickets" is a disorder caused by mutations in which type of inheritance pattern?
What characteristic feature leads to mitochondrial disorders being maternally inherited?
What characteristic feature leads to mitochondrial disorders being maternally inherited?