Pedigree Analysis Quiz Questions With Answers

25 Questions | Total Attempts: 41104

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Pedigree Analysis Quiz Questions With Answers - Quiz

Here is an interesting 'Pedigree Analysis quiz' designed for people who have good knowledge of this topic. Are you aware of the Pedigree analysis concept? It is a type of research study that is done to learn about the inheritance of genes in human beings. This analysis helps in learning about the pattern of inheritance of a particular trait throughout a family. So, if you think you know this topic well, you must take this quiz and see how well you can score. All you have to do is choose the correct answer for every question. Sounds fun, right? Let's start this quiz then. All the best!


Questions and Answers
  • 1. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait. What is the inheritance pattern for this trait?
    • A. 

      Autosomal dominant

    • B. 

      Autosomal recessive

    • C. 

      Sex linked dominant

    • D. 

      Sex linked recessive

  • 2. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 1(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 3. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 2(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 4. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 3(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 5. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 4(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 6. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 5(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 7. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 6(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 8. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 7(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 9. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 8(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 10. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 9(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 11. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 10(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 12. 
    In the above pedigree, the affected individuals are shown shaded.  None of the marriage partners from outside these two families are heterozygous for the trait.Indicate the genotype(s) of individual # 11(Allow the dominant trait to be “A” and the recessive trait to be “a” – NOTE: Some may have two possible genotypes)
    • A. 

      AA

    • B. 

      Aa

    • C. 

      Aa

  • 13. 
    What pattern of inheritance does this pedigree demonstrate?
    • A. 

      Autosomal

    • B. 

      Sex linked

  • 14. 
    What pattern of inheritance does this pedigree demonstrate?  (HINT: Look carefully... practice with genotypes if necessary)
    • A. 

      Dominant

    • B. 

      Recessive

  • 15. 
    Indicate the pattern of inheritance observed for pedigree A.
    • A. 

      Dominant

    • B. 

      Recessive

  • 16. 
    Indicate the pattern of inheritance observed for pedigree B.
    • A. 

      Autosomal dominant

    • B. 

      Autosomal recessive

    • C. 

      Sex linked dominant

    • D. 

      Sex linked recessive

  • 17. 
    Indicate the pattern of inheritance observed for pedigree C.
    • A. 

      Autosomal dominant

    • B. 

      Autosomal recessive

    • C. 

      Sex linked dominant

    • D. 

      Sex linked recessive

  • 18. 
    Indicate the pattern of inheritance observed for pedigree D.
    • A. 

      Dominant

    • B. 

      Recessive

  • 19. 
    Indicate the pattern of inheritance observed for pedigree E.
    • A. 

      Autosomal

    • B. 

      X-Linked

    • C. 

      Y-Linked

  • 20. 
    What pattern of inheritance is shown in the pedigree?
    • A. 

      Autosomal dominant

    • B. 

      Autosomal recessive

    • C. 

      Sex linked dominant

    • D. 

      Sex linked recessive

  • 21. 
    What pattern of inheritance is shown in the pedigree?
    • A. 

      Autosomal dominant

    • B. 

      Autosomal recessive

    • C. 

      Sex linked dominant

    • D. 

      Sex linked recessive

  • 22. 
    What pattern of inheritance is shown in the pedigree?
    • A. 

      Autosomal dominant

    • B. 

      Autosomal recessive

    • C. 

      Sex linked dominant

    • D. 

      Sex linked recessive

  • 23. 
    What pattern of inheritance is shown in the pedigree?
    • A. 

      Autosomal dominant

    • B. 

      Autosomal recessive

    • C. 

      Sex linked dominant

    • D. 

      Sex linked recessive

  • 24. 
    What pattern of inheritance is shown in the pedigree?
    • A. 

      Autosomal dominant

    • B. 

      Autosomal recessive

    • C. 

      Sex linked dominant

    • D. 

      Sex linked recessive

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