Biochemistry

12 Questions | Total Attempts: 480

SettingsSettingsSettings
Please wait...
Biochemistry

Put your full name and your class period in the box below, then click Start Quiz. Scores are automatically recorded. Good luck!


Related Topics
Questions and Answers
  • 1. 
    Which of the following may be polymers?
    • A. 

      Carbohydrates

    • B. 

      Proteins

    • C. 

      Nucleic Acids

    • D. 

      All these

  • 2. 
    Which of the following does NOT describe a polymer?
    • A. 

      They are large molecules.

    • B. 

      They are made of chains of many monomers.

    • C. 

      Salt and water are examples.

    • D. 

      They are usually formed with covalent bonds.

  • 3. 
    How many electrons can a carbon atom share?
    • A. 

      1

    • B. 

      2

    • C. 

      3

    • D. 

      4

  • 4. 
    The nucleus of an atom contains ____.
    • A. 

      Neutrons and protons

    • B. 

      Electrons

    • C. 

      Protons and electrons

    • D. 

      Neutrons only

  • 5. 
    What are the building blocks of proteins?
    • A. 

      Monosaccharides

    • B. 

      Amino acids

    • C. 

      Lipids

    • D. 

      Fatty acids

  • 6. 
    An atom becomes a negative ion when it ...
    • A. 

      Loses an electron

    • B. 

      Gains a proton

    • C. 

      Loses a proton

    • D. 

      Gains an electron

  • 7. 
    Enzymes are made of ...
    • A. 

      Proteins

    • B. 

      Lipids

    • C. 

      Carbohydrates

    • D. 

      Nucleic acids

  • 8. 
    Glucose and fructose both have the same chemical formula. How do they differ?
    • A. 

      In the number of atoms

    • B. 

      In the arrangement of atoms

    • C. 

      In the arrangement of electrons

    • D. 

      In the kinds of atoms

  • 9. 
    How many total atoms are in Slide 14 C12H22O11 ?
    • A. 

      11

    • B. 

      12

    • C. 

      22

    • D. 

      45

  • 10. 
    An atom of fluorine has 9 electrons. How many electrons are in its second energy level?
    • A. 

      2

    • B. 

      7

    • C. 

      9

    • D. 

      4

  • 11. 
    Unlike carbohydrates and lipids, proteins contain ...
    • A. 

      Carbon

    • B. 

      Hydrogen

    • C. 

      Nitrogen

    • D. 

      Oxygen

  • 12. 
    Our genetic code is written on ...
    • A. 

      Lipids

    • B. 

      Proteins

    • C. 

      Nucleic acids

    • D. 

      Carbohydrates