John Glenn Genetics Test

35 Questions | Total Attempts: 377

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John Glenn Quizzes & Trivia

Students recall from topics: DNA, Meiosis, Punnett Squares, Dominance, Pedigrees, and Mutation.


Questions and Answers
  • 1. 
    What is structure "A"?
    • A. 

      Cell

    • B. 

      Chromosome

    • C. 

      Gene

    • D. 

      Gametes

  • 2. 
    What is structure "B"?
    • A. 

      Cell

    • B. 

      Chromosome

    • C. 

      Gene

    • D. 

      Gametes

  • 3. 
    If red flower color "R" is INCOMPLETELY DOMINANT over white flower color "r" then what would be the color of an individual with "Rr."
    • A. 

      Red

    • B. 

      White

    • C. 

      Pink

  • 4. 
    What is it when one allele totally dominates over another allele?
    • A. 

      Partial dominance

    • B. 

      Complete dominance

    • C. 

      Half dominance

    • D. 

      Incomplete dominance

  • 5. 
    The weaker allele is:
    • A. 

      Dominant

    • B. 

      Recessive

    • C. 

      Complete

    • D. 

      Incomplete

  • 6. 
    What is the physical appearance (visual characteristics) of an organism?
    • A. 

      Genes

    • B. 

      Genetic material

    • C. 

      Genotype

    • D. 

      Phenotype

  • 7. 
    What is structure "A"?
    • A. 

      Nucleus

    • B. 

      Cell Membrane

    • C. 

      Chromosome

    • D. 

      Mitochondria

    • E. 

      Golgi Complex

  • 8. 
    What are the basic units that pass on traits?
    • A. 

      Genes

    • B. 

      Cells

    • C. 

      Nuclei

    • D. 

      Meiosis

  • 9. 
    What type of mutation adds to the DNA code?
    • A. 

      Secretion

    • B. 

      Inversion

    • C. 

      Deletion

    • D. 

      Insertion

  • 10. 
    What is this structure?
    • A. 

      Amino Acids

    • B. 

      Nucleotides

    • C. 

      Rough ER

    • D. 

      Nucleus

    • E. 

      DNA

  • 11. 
    What is this?  
    • A. 

      Pedigree

    • B. 

      Punnett Square

    • C. 

      Phenotype

    • D. 

      Genetic Engineering

  • 12. 
    The stronger allele is:
    • A. 

      Dominant

    • B. 

      Recessive

    • C. 

      Complete

    • D. 

      Incomplete

  • 13. 
    What is an allele?
    • A. 

      Different forms of traits

    • B. 

      Different forms of DNA

    • C. 

      Different forms of genes

    • D. 

      All of the above

  • 14. 
    How many females did these parents have?
    • A. 

      1

    • B. 

      2

    • C. 

      3

    • D. 

      4

  • 15. 
    Create a Punnett square to cross two dragons with "Tt."  What percentage of their offspring will be "Tt"?
    • A. 

      25 %

    • B. 

      50 %

    • C. 

      75 %

    • D. 

      100 %

  • 16. 
    DNA is:
    • A. 

      The code that allows for different forms of genes

    • B. 

      The chemical code that is made of A, T, G, C

    • C. 

      The genetic code that chromosomes are made of

    • D. 

      All of the above

  • 17. 
    What type of mutation removes the DNA code?
    • A. 

      Secretion

    • B. 

      Inversion

    • C. 

      Deletion

    • D. 

      Insertion

  • 18. 
    "Hh" is an example of an organism's:
    • A. 

      Genotype

    • B. 

      Phenotype

    • C. 

      Chromosome

    • D. 

      Pedigree

    • E. 

      Punnett Square

  • 19. 
    Create a Punnett Square to cross "Rr" and "Rr."  Red flower color "R" is INCOMPLETELY DOMINANT over white flower color "r."   What is the phenotypic ratio?
    • A. 

      Red: 1 White: 3

    • B. 

      Red: 2 White 2

    • C. 

      Red: 0 Pink: 2 White: 2

    • D. 

      Red: 1 Pink: 2 White: 1

  • 20. 
    What are the pairs that make up this structure?
    • A. 

      V-Z , G-C

    • B. 

      A-Z , G-O

    • C. 

      V-T , O-C

    • D. 

      A-T , G-C

  • 21. 
    How many chromosomes do humans have?
    • A. 

      6 chromosomes

    • B. 

      18 chromosomes

    • C. 

      23 chromosomes

    • D. 

      46 chromosomes

  • 22. 
    Create a Punnett Square to cross a male "XY" and a female "XX."  What percentage of the offspring will be "XY"?
    • A. 

      0 %

    • B. 

      25 %

    • C. 

      50 %

    • D. 

      75 %

  • 23. 
    If two dragons that are "Tt" for tail genes are crossed and "T" is COMPLETELY DOMINANT over 't", what ratio of their offspring will have no spikes.  (TT-spikes, Tt-spikes, tt-no spikes)
    • A. 

      0:4

    • B. 

      1:4

    • C. 

      2:4

    • D. 

      3:4

  • 24. 
    What is structure "C"?
    • A. 

      Nucleus

    • B. 

      Cell Membrane

    • C. 

      Chromosome

    • D. 

      Mitochondria

    • E. 

      Golgi Complex

  • 25. 
    What is the genotype of "A"?
    • A. 

      Horns

    • B. 

      No Horns

    • C. 

      HH

    • D. 

      Hh

    • E. 

      Hh

  • 26. 
    What is it when the genes in a pair seem to blend together?
    • A. 

      Heterozygous

    • B. 

      Homozygous

    • C. 

      Complete Dominance

    • D. 

      Incomplete Dominance

  • 27. 
    What is structure "B"?
    • A. 

      Nucleus

    • B. 

      Cell Membrane

    • C. 

      Chromosome

    • D. 

      Mitochondria

    • E. 

      Golgi Complex

  • 28. 
    What process produces gametes (egg and sperm)?
    • A. 

      Mitosis

    • B. 

      Fertilization

    • C. 

      Meiosis

    • D. 

      Sterilization

  • 29. 
    What is the genotype of "C"?
    • A. 

      Horns

    • B. 

      No Horns

    • C. 

      HH

    • D. 

      Hh

    • E. 

      Hh

  • 30. 
    The martian has "purple ears" is an example of a martian's:
    • A. 

      Genotype

    • B. 

      Phenotype

    • C. 

      Pedigree

    • D. 

      Punnett Square

  • 31. 
    Dragon's have 6 chromosomes.  How many chromosomes are in one egg?
    • A. 

      1

    • B. 

      2

    • C. 

      3

    • D. 

      6

  • 32. 
    Which is heterozygous?
    • A. 

      BB

    • B. 

      Bb

    • C. 

      Bb

  • 33. 
    Which is homozygous recessive?
    • A. 

      BB

    • B. 

      Bb

    • C. 

      Bb

  • 34. 
    Which is homozygous dominant?
    • A. 

      BB

    • B. 

      Bb

    • C. 

      Bb

  • 35. 
    What percentage of offspring are heterozygous?
    • A. 

      25 %

    • B. 

      50 %

    • C. 

      75 %

    • D. 

      100 %