Chapter 11 Genetics Practice Quiz

25 Questions

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Chapter 11 Genetics Practice Quiz

Genetics is a branch of biology concerned with the study of genes and heredity in organisms. By studying genetics we get to have a clear idea of some diseases and consequently prevent diagnose and cure them. With the Block Bio test coming right up the quiz below on chapter 11 on genes is designed to help you know how ready you are to pass it. Give it a shot and all the best!


Questions and Answers
  • 1. 
    • A. 

      True

    • B. 

      False

  • 2. 
    Write the 2 dominant traits (homozygous and heterozygous) [use F and f] Heterozygous: ________ Homozygous: ________ Use and between the two
  • 3. 
    FF = Red ff = White Ff = Pink This is an example of a...
    • A. 

      Genotype Incomplete Dominance

    • B. 

      Phenotype Incomplete Dominance

    • C. 

      Phenotype Codominance

    • D. 

      Tri-Sessive Mixture

  • 4. 
    When Both alleles are present and show up unmasked...
    • A. 

      This is Codominance

    • B. 

      A Solid Mixture will show

    • C. 

      A heterozygous allele

    • D. 

      This is Incomplete Dominance

    • E. 

      Dominance

    • F. 

      Both will show, ex. Silver Stars and Polka Dots

  • 5. 
    Multiple Alleles are...
    • A. 

      A 3 or more allele mix being heterozygous

    • B. 

      Example: Blood TISSUE

    • C. 

      More than 2 alleles control the phenotype for a certain trait

    • D. 

      Doesn't create co-dominance

  • 6. 
    In Blood types there is A  B  O. Does it have 3 alelles? (Hint: doesn't exactly go along with the multiple alleles amount) And Are A and B codominant?
    • A. 

      True

    • B. 

      False

  • 7. 
    • A. 

      Has a Genotype of (I^A)(i)

    • B. 

      Has a Phenotype of High Sodium Blood

    • C. 

      Can Donate to O

    • D. 

      Can Donate to Type AB

    • E. 

      Receives from Type A or Type O

  • 8. 
    Type B (Blood) can...
    • A. 

      Genotype - (I^B)(I^B)

    • B. 

      Receives type A blood not AB

    • C. 

      Donate to AB

    • D. 

      Receives from Type O

  • 9. 
    Type O blood's genotype is ii
    • A. 

      True

    • B. 

      False

  • 10. 
    Polygenic Traits are traites that are controlled by only 2 genes
    • A. 

      True

    • B. 

      False

  • 11. 
    Autosomes are Chromosomes from 1 to ______
  • 12. 
    Sex Chromosomes consist of...
    • A. 

      X Only

    • B. 

      X and 2 Y's

    • C. 

      Y Only

    • D. 

      X and Y

  • 13. 
    Femlaes Inactive one of their X chromosomes
    • A. 

      True

    • B. 

      False

  • 14. 
    Female = XX while Male = ________
  • 15. 
    • A. 

      True

    • B. 

      False

  • 16. 
    Recessive traits on the X chromosome are more likely to appear in men because they have only 1 X chromosome
    • A. 

      True

    • B. 

      False

  • 17. 
    Sex Linked Traits Examples are 
    • A. 

      Fertility amounts

    • B. 

      How tall a person will eventually be

    • C. 

      Red/green colorblindness

    • D. 

      Increase in hair amounts

  • 18. 
    Pedigrees show a family history tracing for one specific trait
    • A. 

      True

    • B. 

      False

  • 19. 
    NonDisjunction
    • A. 

      Unequal Separation of chromosomes during meiosis 2 in ANAPHASE

    • B. 

      Equal Separation of Mitosis though, Unequal in Meiosis 2 in ANAPHASE

    • C. 

      Unequal Separation of chromosomes during meiosis 1

  • 20. 
    Nondisjunction can happen in meiosis 1 and also meiosis 2
    • A. 

      True

    • B. 

      False

  • 21. 
    Nondisjuction - It produces sex cells with ___proper amounts of chromosomes
  • 22. 
    Non-Disjunctional can only occur in sex chromosomes
    • A. 

      True

    • B. 

      False

  • 23. 
    • A. 

      23 cells

    • B. 

      46 cells

    • C. 

      92 cells

  • 24. 
    X Inactivation is when females turn off 1 x-chromosome (pick and chose the best variation)
    • A. 

      True

    • B. 

      False

  • 25. 
    A Hemophiliac is a normal trait
    • A. 

      True

    • B. 

      False