Podcast
Questions and Answers
What type of genetic disorder involves having a single copy of an abnormal gene that is dominant over the normal allele?
What type of genetic disorder involves having a single copy of an abnormal gene that is dominant over the normal allele?
- Autosomal dominant disorder (correct)
- X-linked dominant disorder
- X-linked recessive disorder
- Autosomal recessive disorder
In which type of genetic disorder does each parent provide one changed copy and one normal copy of the gene?
In which type of genetic disorder does each parent provide one changed copy and one normal copy of the gene?
- Autosomal dominant disorder
- X-linked recessive disorder
- X-linked dominant disorder
- Autosomal recessive disorder (correct)
Which type of genetic disorder shows a pattern where if both parents are affected, their daughter will be affected, and if the mother is a carrier, half of her sons will be affected?
Which type of genetic disorder shows a pattern where if both parents are affected, their daughter will be affected, and if the mother is a carrier, half of her sons will be affected?
- X-linked recessive disorder (correct)
- Autosomal recessive disorder
- Autosomal dominant disorder
- X-linked dominant disorder
Which type of genetic disorder is usually seen in females but can affect sons if the mother is affected?
Which type of genetic disorder is usually seen in females but can affect sons if the mother is affected?
Which type of genetic disorder involves a defective gene on the X chromosome and is common in males?
Which type of genetic disorder involves a defective gene on the X chromosome and is common in males?
What is a pedigree?
What is a pedigree?
In which type of inheritance pattern does a single copy of a defective gene on an autosome override the normal function of the other copy?
In which type of inheritance pattern does a single copy of a defective gene on an autosome override the normal function of the other copy?
What is a characteristic of consanguineous marriages that can increase the risk of autosomal recessive disorders?
What is a characteristic of consanguineous marriages that can increase the risk of autosomal recessive disorders?
Which inheritance pattern is characterized by a defective gene on the X chromosome, leading to the disorder being more common in males?
Which inheritance pattern is characterized by a defective gene on the X chromosome, leading to the disorder being more common in males?
If a mother is a carrier for an X-linked recessive disorder, what is the probability that her son will be affected?
If a mother is a carrier for an X-linked recessive disorder, what is the probability that her son will be affected?
