Biochemistry Revision Test

18 Questions

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Biochemistry Revision Test

Covers the chemistry of life; water & properties, macromolecules, DNA structure & replication,transcription and translation, enzymes, cell respiration and photosynthesis


Questions and Answers
  • 1. 
    Nucleotides consist of which three structures?
    • A. 

      Amino acids, lipids and carbohydrates

    • B. 

      A sugar, a phosphate and a nitrogenous base

    • C. 

      Glycerol, lipid, triglyceride

    • D. 

      Adenine, cytosine, guanine

  • 2. 
    What are the four most common elements found in living things?
    • A. 

      Sulfur, calcium, phosphorus, oxygen

    • B. 

      Carbon, calcium, chlorine, bromine

    • C. 

      Carbon, oxygen, hydrogen, nitrogen

    • D. 

      Carbon, hyrogen, oxygen, sodium

  • 3. 
  • 4. 
  • 5. 
    Identify this molecule.
  • 6. 
  • 7. 
    Compare the storage properties of lipids and carbohydrates.
  • 8. 
    What is photosynthesis?
  • 9. 
    Identify three monosaccharides.
    • A. 

      Galactose, frucose, glucose

    • B. 

      Galactose, sucrose, glucose

    • C. 

      Maltose, sucrose, lactose

    • D. 

      Glycgoen, glucose, galactose

  • 10. 
    Outline the process condensation and hydrolysis
  • 11. 
    Outline the process of DNA transcription.
  • 12. 
    Define enzyme and active site.
  • 13. 
    Compare the structure of DNA & RNA.
  • 14. 
    Outline the effect of pH on the rate of enzyme reaction describing denaturation.
  • 15. 
    • A. 

      Determine the number of enzymes within the organism and the dimensions of the active site

    • B. 

      Measuring the increase in biomass and determing the light intensity

    • C. 

      Calculating the production of oxygen and the uptake of carbon dioxide

    • D. 

      All of the above

  • 16. 
    What is a hydrogen bond?
  • 17. 
    Name three proteins and their functions.
  • 18. 
    Identify this molecule.