Chapter 12 Biology CCA Practice Test

25 Questions | Total Attempts: 323

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CCA Quizzes & Trivia

It may be a tough subject to master, but biology is undoubtedly one of the scientific topics that cover the most relatable and important aspects of our lives – that which deals with nature and all living things. Have you got the topic down, or have you work to do? Let’s take a look.


Questions and Answers
  • 1. 
    What are coiled strands of nucleic acids that contain genetic information?
    • A. 

      Nucleosomes

    • B. 

      Chromosomes

    • C. 

      Nucleotides

    • D. 

      Codon

  • 2. 
    What are basic, beadlike units of DNA packaging in eukaryotes consisting of a segment of DNA wound around a protein core
    • A. 

      Nucleosome

    • B. 

      Chromosomes

    • C. 

      Nucleotides

    • D. 

      Codon

  • 3. 
    What are fundamental structural units of nucleic acids and are composed of a phosphate, a sugar and a nitrogenous containing base
    • A. 

      Nucleosomes

    • B. 

      Chromosomes

    • C. 

      Nucleotides

    • D. 

      Codon

  • 4. 
    What is a series of three bases?
    • A. 

      Nucleosome

    • B. 

      Chromosome

    • C. 

      Nucleotide

    • D. 

      Codon

  • 5. 
    _____________ proposed 2 rules regarding DNA structure
  • 6. 
    _____________ took x-ray diffraction picture
  • 7. 
    __________ discovered a transforming principle
  • 8. 
    __________ had series of experiments confirming that DNA was genetic material
  • 9. 
    __________ isolated DNA from fish sperm and the pus of open wounds and called it nuclein
  • 10. 
    __________  discovered that proteins often take the shape of an alpha helix, spiraling like a coil spring
  • 11. 
    ____________  used Rosalind Franklin’s x-ray diffraction data to proposed the double helix structure of DNA
  • 12. 
    ________ shared Rosalind Franklin’s x-ray diffraction with Watson without her permission
  • 13. 
    The chemcal composition of DNA has adenine, thymine, guanine, and cytosine
    • A. 

      True

    • B. 

      False

  • 14. 
    DNA is located in the cytoplasm
    • A. 

      True

    • B. 

      False

  • 15. 
    RNA is single stranded
    • A. 

      True

    • B. 

      False

  • 16. 
    RNA carries instructions for protein syntheis
    • A. 

      True

    • B. 

      False

  • 17. 
    DNA special product is transcription
    • A. 

      True

    • B. 

      False

  • 18. 
    What is the complement of AUG in RNA? (or anticodon)
    • A. 

      UAC

    • B. 

      TAC

    • C. 

      CAT

    • D. 

      CUA

  • 19. 
    How many of the 23 chromosomes are autosomes?
    • A. 

      1

    • B. 

      12

    • C. 

      23

    • D. 

      22

  • 20. 
    What is lack of pigmentation in skin, hair and eyes
    • A. 

      Albinism

    • B. 

      Tay-Sachs

    • C. 

      Phenylketoneuria

    • D. 

      Huntington's

  • 21. 
    Autosomal recessive resulting in degeneration of the nervous system
    • A. 

      Tay-Sachs

    • B. 

      Phenylketoneuria

    • C. 

      Huntington's

    • D. 

      Polydactyl

  • 22. 
    What is the monomer in nucleic acids?
    • A. 

      Nucleotides

    • B. 

      Amino acids

    • C. 

      Sugar

    • D. 

      All the above

  • 23. 
    What is the monomer in proteins?
    • A. 

      Sugar

    • B. 

      Base

    • C. 

      Phosphate

    • D. 

      Amino acids

  • 24. 
    What are components of the nucleic acid monomer?
    • A. 

      Sugar

    • B. 

      Base

    • C. 

      Phosphate

    • D. 

      All the above

  • 25. 
    Red blood cells collapse in?
    • A. 

      Muscular dystrophy

    • B. 

      Polydactyl

    • C. 

      Sickle cell anemia

    • D. 

      None of the above

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